Selle Italia SLR Boost Tekno SF S3 Carbon Rails Black CheckoutSpec= SpeedGrip 4 Rim Width (Internal) 25

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

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

Top loading caliper

Includes Ti Bolts Model MMX Description Clamps with Titanium Bolts Package Pair Color Black

Front/Rear RR Cassette Body/Freehub 11-12s Cass Hole Count 28H Spacing/Axle 12TA Material Aly Color Blk Weight Brake Type CL Spacing 142 PCD-L PCD-R LTF-L LTF-R CTF-L CTF-R

Selle Italia SLR Boost Tekno SF S3 Carbon Rails Black CheckoutSpec= SpeedGrip 4 Rim Width (Internal) 25Handmade 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