CrossRail Tilt Up System
K2 Multi Mount Kit, Mill
Product number:
4000282
Designed for efficiency and ease of installation, the Multi Mount features an open slot design with a retention lip, allowing for rapid integration with rail components.
K2 Armor w/Big Foot, Kit
Product number:
4000559
Discover the K2 Armor with Big Foot Kit - a high-quality, German-engineered roof attachment for flat roofs, offering redundant waterproofing with K2 EverSeal. Ideal for TPO, rolled asphalt, concrete, and EPDM membrane roofs, this code-compliant solution ensures minimal pallet and freight costs. Optimize your solar installations with the compact and efficient K2 Armor.
K2 Flex Foot Kit, Mill w/EverSeal
Product number:
4000718
The K2 Flex Foot is a versatile roof attachment that is compatible with nearly all roof types and can be installed to the rafter or decking.
K2 Drop N Lock Post 4.5", Kit
Product number:
4000237
K2 Drop N Lock Post 4.5", Kit is designed to use on flat tile roofs, comp shingle, or rolled asphalt flat roofs, providing a secure and reliable mounting solution. This kit includes a 4.5" post that gives plenty of room for the modules to breath. You can pair it with the 4" Chem Link E-Curb and fill it with M-1.
K2 Drop N Lock Post 6", Kit
Product number:
4000238
K2 Drop N Lock Post 6", Kit is designed to use on flat tile roofs, comp shingle, or rolled asphalt flat roofs, providing a secure and reliable mounting solution. This kit includes a 6" post that gives plenty of room for the modules to breath. Although it's waterproofed on it's own with the K2 EverSeal, you can also pair it with the 4" Chem Link E-Curb and fill it with M-1 for added protection.
K2 Flash Comp Kit, Mill
Product number:
4000156
The K2 Flash Comp Kit is K2's very own composition shingle roof attachment. It is feature packed with redundant waterproofing.
K2 Flash Comp Kit, Dark
Product number:
4000157
The K2 Flash Comp Kit is K2's very own composition shingle roof attachment. It is feature packed with redundant waterproofing.
Standing Seam PowerClamp Standard,Set,DC
Product number:
4000017-US
The K2 Standing Seam PowerClamp is the perfect roof attachment for standing seam metal roofs, delivering superior strength and ease of installation. Engineered with precision and made in the USA, the Standing Seam PowerClamp meets the Domestic Content requirements under the Inflation Reduction Act (IRA), ensuring compliance and quality for your solar projects.
Standing Seam PowerClamp Standard, Set
Product number:
4000017
The PowerClamp is K2's roof attachment solution for standing seam metal roofs. This standard version uses two set screws.
Big Foot 6" w/ 3"+ Chem Link Clip
Product number:
4000218
The Big Foot is essentially a large L-Foot that provides more height adjustability. It is also compatible with a 3" Chem Link E-Curb and comes with a clip to help center your mount into the curb.
T-Foot X 6” Kit, Mill
Product number:
4000080
The T-Foot X is K2's roof attachment solution for pitched or low slope roofs. The kit includes the T-Bolt set to attach to the rail.
K2 Cross Clamp Set, Mill
Product number:
4000135
The Cross Clamp features a new and improved design allowing for easy one-handed installation with just one tool, offering both Mid and End Clamp functionality, compatible with module frames ranging from 30mm to 45mm, and maintaining a minimal inter-module gap of 0.5 inches.
K2 Cross Clamp Set, Dark
Product number:
4000145
The Cross Clamp features a new and improved design allowing for easy one-handed installation with just one tool, offering both Mid and End Clamp functionality, compatible with module frames ranging from 30mm to 45mm, and maintaining a minimal inter-module gap of 0.5 inches.
K2 Cross Clamp Set, Mill, DC
Product number:
4000135-US
The K2 Cross Clamp offers a versatile and efficient design for solar module installations, meeting U.S. Domestic Content Requirements under the IRA 2022 to help projects qualify for federal incentives. This newly improved clamp allows easy one-handed installation with just one tool, functioning as both a Mid and End Clamp. Compatible with module frames from 30mm to 45mm, it maintains a minimal inter-module gap of 0.5 inches, ensuring a sleek, low-profile finish while providing secure, reliable support across U.S. rooftops.
K2 Cross Clamp Set, Dark, DC
Product number:
4000145-US
The K2 Cross Clamp offers a versatile and efficient design for solar module installations, meeting U.S. Domestic Content Requirements under the IRA 2022 to help projects qualify for federal incentives. This newly improved clamp allows easy one-handed installation with just one tool, functioning as both a Mid and End Clamp. Compatible with module frames from 30mm to 45mm, it maintains a minimal inter-module gap of 0.5 inches, ensuring a sleek, low-profile finish while providing secure, reliable support across U.S. rooftops.
K2 Mid Clamp Set
Product number:
4000229_C
K2's updated Mid Clamp has the self-leveling base that was created from our innovative K2 End Clamp.
K2 End Clamp Set
Product number:
4000197
The K2 End Clamp is a self-leveling end clamp that is compatible with all K2 Systems.
Drop N Lock Flashing w/Everseal, Kit
Product number:
4000249-B
Drop N Lock Flashing w/Everseal, Kit description
Yeti Clamp 2.0, Set
Product number:
4000050-B
The Yeti Clamp 2.0 is K2 Systems' very own hidden end clamp, with enhanced aesthetics and simple installation.
CrossRail 44-X 172", Mill
Product number:
4000719
The CrossRail 44-X may be K2's smallest and lightest rail profile, but it is just as strong as the 48-X.
CrossRail 44-X Max 172", Mill, DC
Product number:
4000819-US
The CrossRail 44-X may be K2's smallest and lightest rail profile, but it doesn’t compromise on strength—matching the durability of the 48-X. Its enhanced profile design provides additional space for in-rail wire management, offering greater flexibility in installations. Proudly made in the USA, this product meets the requirements of the IRA 2022 Domestic Content standards, making it a reliable choice for projects that prioritize American manufacturing.
CrossRail 44-X Max 172", Dark
Product number:
4000820
The CrossRail 44-X may be K2's smallest and lightest rail profile, but it doesn’t compromise on strength—matching the durability of the 48-X. Its enhanced profile design provides additional space for in-rail wire management, offering greater flexibility in installations.
CrossRail 44-X Max 172", Mill
Product number:
4000819
The CrossRail 44-X may be K2's smallest and lightest rail profile, but it doesn’t compromise on strength—matching the durability of the 48-X. Its enhanced profile design provides additional space for in-rail wire management, offering greater flexibility in installations.
SPO CrossRail 44-X Max 86", Mill, DC
Product number:
4000816-US
The CrossRail 44-X may be K2's smallest and lightest rail profile, but it doesn’t compromise on strength—matching the durability of the 48-X. Its enhanced profile design provides additional space for in-rail wire management, offering greater flexibility in installations. Proudly made in the USA, this product meets the requirements of the IRA 2022 Domestic Content standards, making it a reliable choice for projects that prioritize American manufacturing.
CrossRail 44-X 172", Dark
Product number:
4000720
The CrossRail 44-X may be K2's smallest and lightest rail profile, but it is just as strong as the 48-X.
CrossRail 48-X 172", Dark, DC
Product number:
4000724-US
The CrossRail 48-X is K2 Systems' most popular rail profile, engineered for durability and strength across diverse rooftop solar installations. Fully compliant with U.S. Domestic Content Requirements under the IRA 2022, this rail is eligible for federal incentives, making it a reliable choice for American solar projects. The CrossRail 48-X provides a robust, secure foundation for mounting, ensuring long-lasting performance and ease of installation across U.S. rooftops.
CrossRail 48-X 172", Mill, DC
Product number:
4000723-US
The CrossRail 48-X is K2 Systems' most popular rail profile, engineered for durability and strength across diverse rooftop solar installations. Fully compliant with U.S. Domestic Content Requirements under the IRA 2022, this rail is eligible for federal incentives, making it a reliable choice for American solar projects. The CrossRail 48-X provides a robust, secure foundation for mounting, ensuring long-lasting performance and ease of installation across U.S. rooftops.
CrossRail 48-X 172", Mill
Product number:
4000723
The CrossRail 48-X is K2 Systems' most popular rail profile, engineered for durability and strength across diverse rooftop solar installations.
CrossRail 48-XL 172", Dark
Product number:
4000728
The CrossRail 48-XL by K2 Systems is an exceptionally strong rail profile, specifically engineered to withstand extreme weather conditions, providing unmatched stability and durability.
CrossRail 48-XL 172'', Dark, DC
Product number:
4000728-US
The CrossRail 48-XL by K2 Systems is an exceptionally strong rail profile, specifically engineered to withstand extreme weather conditions, providing unmatched stability and durability. Compliant with U.S. Domestic Content Requirements under the IRA 2022, it qualifies for federal incentives, making it ideal for American solar installations in demanding climates. The CrossRail 48-XL ensures a secure, resilient foundation, delivering robust support and peace of mind in challenging environments across U.S. rooftops.
CrossRail 48-XL 185", Mill
Product number:
4000729
The CrossRail 48-XL by K2 Systems is an exceptionally strong rail profile, specifically engineered to withstand extreme weather conditions, providing unmatched stability and durability.
CrossRail 48-XL 172", Mill, DC
Product number:
4000727-US
The CrossRail 48-XL by K2 Systems is an exceptionally strong rail profile, specifically engineered to withstand extreme weather conditions, providing unmatched stability and durability. Compliant with U.S. Domestic Content Requirements under the IRA 2022, it qualifies for federal incentives, making it ideal for American solar installations in demanding climates. The CrossRail 48-XL ensures a secure, resilient foundation, delivering robust support and peace of mind in challenging environments across U.S. rooftops.
CrossRail 48-XL, Dark
Product number:
4000705
CrossRail 48-XL is an very strong rail profile designed for areas with extreme weather conditions.
CrossRail 80, Mill
Product number:
4000708
The CrossRail 80 is K2's largest rail profile. It is predominately used for the Ground Mount System.
K2 Conduit Clamp Flashing Kit w/EverSeal
Product number:
4000211
The K2 Conduit Clamp Flashing Kit w/EverSeal allows you to install conduit anywhere on a comp shingle roof.
Splice Foot Lift, Kit
Product number:
4000265
The Splice Foot Lift Kit is an attachment that can be paired with the Splice Foot X and XL to provide extra height adjustment.
L-Foot Slotted Set, Mill, DC
Product number:
4000630-US
The L-Foot Slotted Set by K2 Systems is a reliable solution for solar mounting, designed to meet U.S. Domestic Content Requirements in line with the IRA 2022, making it eligible for federal incentives. This durable roof attachment provides a stable and secure mounting point for solar rails, ensuring strength and resilience in various rooftop installations across the U.S.
Tool-less Rail Connector 44-X, Set
Product number:
4000051-T
Effortlessly enhance your solar mounting system with the Tool-less Rail Connector, 44-X. Engineered for simplicity and reliability, this innovative connector allows for quick and easy installation without the need for tools.
Rail Connector CR 44-X, Set, DC
Product number:
4000051-US_C
The K2 Rail Connector is a durable and efficient structural external connector designed to securely attach rails to solar racking systems. Engineered to meet the Domestic Content requirements under the Inflation Reduction Act (IRA), this product is the perfect choice for installers seeking compliance without compromising on quality.
Rail Connector CR 44-X, Set, Mill
Product number:
4000051
The K2 Rail Connector is a structural external connector that attaches to the rail with two T-Bolts and nuts.
Rail Connector CR 44-X, Set, Dark
Product number:
4000052
The K2 Rail Connector is a structural external connector that attaches to the rail with two T-Bolts and nuts.
RailConn CR 48-X,48-XL Set, Mill, DC
Product number:
4000385-US
The K2 Rail Connector is a robust structural external connector designed for secure rail attachment using two T-Bolts and nuts. Meeting U.S. Domestic Content Requirements under the IRA 2022, it supports solar projects that qualify for federal incentives. Engineered for strength and stability, the K2 Rail Connector provides reliable, long-lasting support for solar installations across U.S. rooftops.
RailConn CR 48-X,48-XL Set, Dark, DC
Product number:
4000386-US
The K2 Rail Connector is a robust structural external connector designed for secure rail attachment using two T-Bolts and nuts. Meeting U.S. Domestic Content Requirements under the IRA 2022, it supports solar projects that qualify for federal incentives. Engineered for strength and stability, the K2 Rail Connector provides reliable, long-lasting support for solar installations across U.S. rooftops.
RailConn CR 48-X,48-XL Struct Set, Mill
Product number:
4000385
The K2 Rail Connector is a structural external connector that attaches to the rail with two T-Bolts and nuts.
RailConn CR 48-X,48-XL Struct Set, Dark
Product number:
4000386
The K2 Rail Connector is a structural external connector that attaches to the rail with two T-Bolts and nuts.
CrossRail Tilt Up System
The CrossRail Tilt Up System is suitable for nearly all roof types including all flat or low slope roofs and composition shingle and metal pitched roofs. The system is pre-engineered for 7, 10 and 15 degree tilts. It is UL 2703 Listed for bonding and allows one ground lug per module row.
CrossRail Tilt Up System
Roof Compatibility
We offer traditional metal flashing as well as non-metal flashings that are compatible with all composition shingle roof types. Our larger roof attachments such as the T-Foot X and Big Foot are also a great option for the Tilt Up System because they allow for more height adjustability.
You can attach the CrossRail System to a standing seam metal roof using either of our Standing Seam PowerClamps. They are available in Mini and Standard sizes. The mini has 1 set screw while the standard has 2.
There are a variety of roof attachments to choose from when installing the CrossRail Tilt Up System to flat roofs. You can simply install a standard L-Foot, or we offer the T-Foot X and Big Foot with are essentially longer L-Feet to provide more height adjustability.
CrossRail Tilt Up System
Technical data
| Rail Type | |
|---|---|
| CrossRail 44-X, Mill/Dark | |
| Material | 6000 Series Aluminum |
| W = width [mm] | 39 |
| H = height [mm] | 44 |
| Lengths [in] | 172", 185" |
| Applicable Roof Types | Composition shingle, tile, flat tile |
| CrossRail 48-X, Mill/Dark | |
| Material | 6000 Series Aluminum |
| W = width [mm] | 39 |
| H = height [mm] | 48 |
| Lengths [in] | 172", 185" |
| Lengths [in] | 166", 180" |
| Applicable Roof Types | Composition shingle, tile, flat tile |
| CrossRail 48-XL, Mill/Dark | |
| Material | 6000 Series Aluminum |
| W = width [mm] | 39 |
| H = height [mm] | 48 |
| Lengths [in] | 172", 185" |
| Applicable Roof Types | Composition shingle, tile, flat tile |
| CrossRail 80, Mill | |
| Material | 6000 Series Aluminum |
| W = width [mm] | 39 |
| H = height [mm] | 80 |
| Lengths [in] | 172", 185" |
| Applicable Roof Types | Composition shingle, tile, flat tile |
CrossRail Tilt Up System
Downloads
Assembly Instructions
Product Sheet
Technical Sheet
Tilt Up Eng. Letter ASCE 7-16 44.8x67.5 Landscape CA
Tilt Up Eng. Letter ASCE 7-16 44.8x67.5 Portrait CA
Tilt Up Eng. Letter ASCE 7-16 43.2x80 Landscape CA
Tilt Up Eng. Letter ASCE 7-16 43.2x80 Portrait CA
Tilt Up Eng. Letter ASCE 7-16 41x86 Landscape CA
Tilt Up Eng. Letter ASCE 7-16 41x86 Portrait CA
Tilt Up Eng. Letter ASCE 7-16 46x92.5 Landscape CA
Tilt Up Eng. Letter ASCE 7-16 46x92.5 Portrait CA
Tilt Up Eng. Letter ASCE 7-16 AZ
Tilt Up Eng. Letter ASCE 7-16 AZ 60 Cell
Tilt Up Eng. Letter ASCE 7-16 PR
TiltUp-Technical Drawing
25-Year Warranty
CrossRail Tilt Up System
Videos
CrossRail Tilt Up System
K2 Base: Easy, fast and safe planning
Quick and easy planning in five steps of K2 mounting systems for pitched and flat roofs. Our free planning tool K2 Base has a dashboard for efficient project management. Google Maps integration and graphic drawing tools support you in planning and make it easier.