Selle Italia SLR Boost Tekno SF S3 Carbon Rails Black CheckoutSpec= SpeedGrip Front/Rear RR Cassette Body/Freehub 5-7s

Front/Rear RR Cassette Body/Freehub 5-7s FW Hole Count 36H Spacing/Axle QR Material Aly Color Sil Weight Brake Type RIM Spacing 135 PCD-L 45 PCD-R 45 LTF-L 33 LTF-R 45 CTF-L 34

4 Rim Width (Internal) 25 Brake Track None Manufacturer Spec ERD (mm) 563 Valve Presta Valve Length Short 32-40mm Color Black Weight 374 Wheel Size 27

Internal mesh pocket

BR-M With stainless steel springs

Selle Italia SLR Boost Tekno SF S3 Carbon Rails Black CheckoutSpec= SpeedGrip Front/Rear RR Cassette Body/Freehub 5-7sHandmade 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