Band clamp fixer works with Topeak light system power packs, ALiEN™ tool pouches and Handy Phone packs.
Option 1: Left front plug for carbon stryke extension. Option 2: Right front plug for carbon stryke extension. Option 3: Volna, AeriaT4, Viper T1, T3, T4. Option 4: Compatible with T- Series, Jammer GT, Legacy and ZBS. Option 5: Compatible for current model T-series carbon extensions T2, T3, T4, T5 and Sonic CSX Carbon extensions.