Zipp Service Course Seatpost - 31.6mm Diameter 350mm Length 20mm Offset Bead Blast BLK B2 ModelNumber=K8371 Color Black Defined Color Black

Zipp Service Course Seatpost 31.6mm Diameter 350mm Length 20mm Offset Bead Blast BLK B2 ModelNumber=K8371 Color Black Defined Color Black Color Black Defined Color Black ISO Width (mm) 57 ISO Diameter 406 20" BMX Tire Intended Use BMX Tire Diameter 20" Tire Bead Folding Labeled Size 20 x 2 Steerer Type Straight Color Gloss Black Lockout Switch Crown Brake Type Post Mount 160 Crown Race 30 Negative Spring Coil Travel (mm) 100 Wheel Size 26" Offset 41 External Adjustments High Speed Compression Damping External Adjustments Rebound Damping External Adjustments Coil Preload Defined Color Black Positive Spring Coil Axle to Crown Length 478 Front Axle 20mm Thru x 110mm Stanchion Diameter 32 Maximum Tire Width 63 S