Eclat Pulse Cassette Driver material: CroMo style: RHD (right-hand drive) / LHD (left-hand drive) compatible bearings Bushing teeth: 9 | 1/8 inch additional information: driver for the Eclat Pulse Cassette 4 pawls and 4 springs included also works with other SDS Cassette Hubs like the Cult Crew, Demoliltion Roll, Fiend Process, Kink Yukon, Shadow BTR II, Subrosa Posi Trac, Total Tech V2