An external bottom bracket tool, designed to withstand everyday shop use. Constructed from durable heat treated steel that is CNC-machined for precise tool engagement. Designed to be used in conjunction with the Lezyne CNC Rod, an adjustable wrench, or 3/8″ socket driver.
External BB- Campagnolo, Chris King, FSA, Phil Wood, Race Face, Shimano, SRAM, Truvativ.





