Blackspire Kettenspanner stinger e bb mount schwarz - 583-110

Blackspire Stinger tensions any chain in the most challenging circumstances. On rough terrain a chain on the small chain ring can jump of the gear. Stinger guarantees optimal chain tension at all times. It will never lose his chain. It is CNC milled from lightweight 6061 T-6 aluminum and compatible with chain rings up to 40 teeth. The Stinger is available for mounting on three standard mounting modes: BB mount, ISCG and ISCG'05. More information about these mounting standards can be found in downloads. Furthermore, this chain tensioner is also available for mounting with E-type front derailleurs.