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Tools & Maintenance    Bottom Bracket, Cassette, & Cog Tools

Lezyne Exbbt-Soc Tool

The Exbbt-Soc is a shop quality, external bottom bracket tool constructed of durable, forged, and heat treated steel that is CNC machined for extremely accurate engagement. This means with proper attention and care, it will not bugger up and mar your expensive BB cups.

It be served up in three ways. either paired with the Lezyne CNC Rod, an adjustable wrench or a 3/8" socket driver. It is compatible with almost all modern external bottom brackets and cassette lockrings. Most folks that purchase this tool are looking for the ultimate socket driver attachment for quality external bottom bracket installation/removal duties. And if that is what you are looking for, you've found it.


  • CNC'd steel construction
  • Heat treated for durability
  • Two tools in one
  • Works with CNC Rod tool or standard an adjustable wrench
  • Precise tolerance will not damage cups
  • Shop grade quality

Compatible with Campagnolo, Chris King, FSA, Phil Wood, Race Face, Shimano, SRAM, Truvativ bottom bracket cups.

Item #: 528507
Item is in stock