Selle Italia SLR Boost 3D Kit Superflow L3 Carbon 3D Printed 205x62.5 Directional tooth design provides exceptional

Directional tooth design provides exceptional chain retention

The Raddler centerline may hug the road but its side knobs are consistently jabbing for traction

} Maximum grip for competition use

Shimano changed to this sometime in 2013

}SRAM Guide RS Lever Internals Kit 2nd Generation

Selle Italia SLR Boost 3D Kit Superflow L3 Carbon 3D Printed 205x62.5 Directional tooth design provides exceptionalConstructed with a proprietary 3D printed pattern for support on the toughest road rides The cover was developed using Carbon DLS technology Boost short nose improves thigh clearance, saddle fit and reduces weight Differentiated cushioning zones for progressive absorption over the entire surface SuperFlow technology for reduced pressure in the perineal area Made in Italy TECH SPECS Color Black Primary Color Black Cut Out Yes Rail Material Carbon