Box Two 35mm Bottom Bracket rant Featuring a super-sized bearing and

Featuring a super-sized bearing and clutch assembly for maximum torque and power capabilities

Weight: 35

6066-T6 alloy CNC body

Knee-Saving Wedge Clamping System

Box Two 35mm Bottom Bracket rant Featuring a super-sized bearing andThe Box Two 35mm Bottom Bracket is another incarnation of Boxs Oversized Technology design philosophy. Box admits this is a large bottom bracket, but they rationalize the design decision, by first moving material from less stressed areas to higher stressed ones, then they use Enduros precision bearings to create a near instant response to pedal input. FEATURES B52 Technology ABS Plastic Sleeve BB30 or PF30 Compatible Outboard Bearings Enduro Bearings