Extreme lightweight Shimano XTR Press Fit bottom bracket shells made of lightweight and durable Resin-plastic and save 18,5 grams from SM-BB91-41A bottom bracket. The improved sealing performance of the shells specifically for mountain bike conditions. Compatible via the delivered spacer for frames with the Press Fit BB standard 89,5/92x41mm.
TYPE: | press fit |
Weight: | 0.055 kg |