This adapter is used to drive a crank shaft 24 mm, which is reduced to the left side to 22 mm in a BB30 bottom bracket. According matching cranks there SRAM / Truvative with the GXP standard!
The adapter must be plugged only into the bearing of BB-30 bottom bracket.
Material: engineering plastic
Bottom Bracket Setting: BB30
Shaft crank 24 mm, reduced to 22mm left - SRAM / Truvative GXP