e*thirteen ISCG-05 Adapter for BSA Bottom Brackets

With the ISCG-05 adapter you can mount ISCG chainguides to traditional BSA threaded frames. The adapter replaces one 2.5mm BB spacer and is held on by the drive side bottom bracket cup.

Not for suitable with dual guides or pressfit bottom brackets. It will not fit on frames that already have ISCG or ISCG05 tabs.