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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
4” or 700c x 42mm
X1 & X1F compatible with all HT clipless mountain pedals
model BSA-DUB (cross) spindle interface SRAM DUB shell BSA shell ID 33
40mm reach
Bristled palms for easy cleaning of parts
Wolf Tooth Premium Headset - ZS56/40 Lower Ultraviolet Purple CheckoutTitle=Shimano Dura-Ace BR-R9210-RS Road Caliper Brake - Rear 4” or 700c x 42mmWolf Tooth Premium Headset ZS56 40 Lower Ultraviolet Purple. Wolf Tooth Premium headsets are machined out of aircraft grade aluminum and feature high end bearings made by Enduro. They are engineered to use the largest possible ball size and are filled with high pressure waterproof lubricant. A pair of dual lip seals ride in micro grooves to keep out water and debris. Stainless Steel Bearings provide unparalleled corrosion resistance Highly recommended
