BKC-0021 - 1/4 (0.25) Grade 5 Si3N4 Ceramic Balls (50 pieces) TH-873 T47 Asymmetrical 24mm Bottom Bracket

T47 Asymmetrical 24mm Bottom Bracket kit

Bottom Bracket Bearing Kit for Shimano 24mm x 37mm External Cup BBs

F6001 2RS - ABEC-3

It works with both Maxhit and our BSA 29 & 30 alloy cup BBs

BKC-0021 - 1/4 (0.25) Grade 5 Si3N4 Ceramic Balls (50 pieces) TH-873 T47 Asymmetrical 24mm Bottom BracketBKC 0021 1 4 (0. 25) Grade 5 Si3N4 Ceramic Balls (50 pieces) The ultimate upgrade for your rolling components, Enduro Ceramic Balls are made from pure Silicon Nitride material (Si3N4) with extreme high density from uniform compaction (3. 25 g cm3), the micro structural elements of this material is second to none. There are quite a few different materials used for ceramic balls and races in the Industry, at Enduro we only use the best, Silicon Nitride