B3 Archery Flo X Release Tungsten. All these features make the Flo X the worlds most dynamic thumb-activated release. Features of B3 Archery Flo X Release Cerakote finish Patented design Patents pending All in one 3 or 4 finger design Hand polished stainless steel hook Grooved finger beds for added grip Interchangeable finger attachments Proprietary handle adjustment design Hardened 440c stainless steel internals All new gated hook design for ease of loading and unloading Package Contents: B3 Archery Flo X Release B3 Archery FLOX-TG: Flo X Release Tungsten