Fit kit adapters 1230WIDE CROSS BAR FIT KIT
Extra-long carriage bolts for use with wide cross bars like Rhino Rack Reconn Bars, ARB Base Rack, and Rivian. Increases max width from 3.3″ to 5.0″. Kit includes: 4x M10 x 200 mm stainless steel carriage bolts and replaces shorter carriage bolts included in standard Slipstream kit.
1235
5.0
4 ratings
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Great product. User friendly, easy install. 5 out of 5. Definitely recommend this product.
T
Taylor · July 11, 2026
Perfect size for Frontrunner....
Perfect size for Frontrunner load bars!
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Eric · January 6, 2026
These longer bolts fit my 4" wide roof rack bars perfectly.