ENDURO 83mm ALUMINUM CENTER SLEEVE FOR ENDURO OUTBOARD BOTTOM BRACKETS

Seals between BB cups to protect spindle and bearings.

Use with any ENDURO brand outboard bottom bracket for 83mm MTB applications. Compatible with Enduro XD-15 Outboard Bottom Brackets when used with Shimano 83mm cranks ("SAINT," etc.).

For 83mm BB shell width only. NOT for 68 or 73mm BB shells.