Shimano Ultegra BR-R8100 Rim Brake Rear Cassons Stem: Giant Contact SL

Stem: Giant Contact SL

ENVE recommends that the length of your tire/tube valve + the length of your extender exceeds the depth of the rim by at least 10mm

This sleeveless

Hardened tool steel puncture pin is more than 2X the hardness of traditional puncture pins to ensure smooth operation in all conditions over many years

Shimano Ultegra BR-R8100 Rim Brake Rear Cassons Stem: Giant Contact SLShimano Br R8100 Front Brake Ultegra Features Ultegra components offer an ideal balance of light weight and stiffness, making them perfect for both enthusiast and competitive riders. Dual pivot caliper brake with Super SLR EV design for quick linear response, increased rigidity, and improved braking power. Must be used in conjunction with Super SLR levers for correct leverage ratio. Enhanced brake arch proportions provide a quicker linear response and