Shimano BBR60 (Ultegra 11 speed 6800 series) and Shimano MT800 BBs

Materials: High-quality aluminium body can handle extra high pressures up to 500psi

Materials: 47% Nylon

It will drain a fully charged battery in 1-2 weeks

seat posts

Fox Shox SLS Super Light Steel Rear Shock Spring - 500lbs - 2.9 Inch Stroke Needs Images Shimano BBR60 (Ultegra 11 speedThe SLS (Super Lightweight Steel) spring enables you to achieve optimum suspension performance, with a lightweight spring that doesn't cost the earth! The Fox SLS Spring uses a proprietary surface treatment and stress relief process to remove residual stresses from the spring, so they can withstand higher stresses. It uses a smaller diameter and fewer coils to create a lighter spring. This version has a 3. 00" maximum stroke, and is offered in weights