TRU Ball Rave Release 3 Finger Black Medium. The Rave has an individual trigger travel adjustment screw with a lock and an individual trigger sensitivity adjustment screw with a lock. This trigger adjustment system allows for light to heavy trigger feels. A multi-positional thumb barrel and teardrop allows for customization of thumb placement. Medium 3 finger handle. Specifications for TRU Ball Rave Release 3 Finger: Manufacturer: TRU Ball Color: Black Package Contents: TRU Ball Rave Release 3 Finger TRU Ball TRV3-BK: Rave Release 3 Finger Black Medium