Selle Italia SLR Boost Tekno SF S3 Carbon Rails Black ModelNumber=J2283 Tread spacing helps resist caking

Tread spacing helps resist caking and mud retention

Maximum Power Transmission

Zippered main compartment and side pockets

American to Euro Cup Conversion Kit for BMX or "Ashtabula" Bottom Brackets

Axle Type F: TA 12mm R: X 12mm Freehub Body SRAM XD-R Hub Spacing F: 100 R: 142 Position Front and Rear Rim Color Black Rim Construction Carbon Depth 60mm Rim Drilling F: 21 R: 24 Rim External Width 32mm Rim Internal Width 23mm Rim Material Carbon Rim Model SC60 SL Skewers Included Yes Spoke Type 2:1 Aero Bladed Spokes Wheel-Brake Comp

Selle Italia SLR Boost Tekno SF S3 Carbon Rails Black ModelNumber=J2283 Tread spacing helps resist cakingHandmade by master craftsmen Tough carbon rails bring a level of high performance without adding excess weight, with the Superflow cut out increasing comfort by reducing pressure on the perineum The carbon weave of this saddle is the perfect finishing touch for your bike the perfect blend of classic aesthetic and technological advancement L3: Wide intertrochanteric distance and high pelvic rotation (Flow and SuperFlow saddles) S3: Narrow