These are premium bearings that are among the longest lasting available

Youth lower bicep: 12

the BBT-18 has 8 notches with an outside diameter of 43

our patented sealant is carried directly to the puncture

The tool will align itself to the bushings of the fork to ensure that the seals go in straight and it'll bottom out when the seal is fully seated for a flush fit

Shimano Deore CS-M6100 12 Speed Cassette - Shimano Micro Spline - 10-51T - 12 Speed Dangerous Goods These are premium bearings thatThe Deore CS M6100 12 speed cassette offers the same outstanding performance of Shimano's higher end 12 speed cassettes at a fraction of the price. The cogs are all steel and mounted to an aluminium Beam Spider to keep things nice and rigid and the weight as low as possible. The cassette features Shimano's Hyperglide+ technology to provide smooth and precise up and down shifts, even while under load. Available in 10 51t and compatible with Microspline