Style of chain lube: Wet lube

They feature an aggressive dual hook geometry and are made from a fibre reinforced composite material

Using a stiff material but enough flex so they bend on impact

Heat-treated steel

20 Wh capacity

Enduro Trek BB90 And BB95 Bearing and Seal Kit - 24mm - Trek BB90-BB95 PDP|PLP|Brake Rotor Type Style of chain lube: WetThe Enduro BB90 95 kit is a great upgrade over the standard Trek bottom brackets. Available to suit Shimano Raceface FSA 24mm spindle cranks and Sram GXP cranksets. These are the 37. 1mm bearings to help fix creaking in worn out BB shells. Specifications: Suit worn out Trek 37mm BB shell 90 95mm wide Extra seals over the standard BB for added protection