Build on the base of the SP the Rapid Fire version has elaborate changes to the bolt and the barrel. The SP RF comes with 6 Tungsten weights, as opposed to the traditional steel weights.

Caliber: 22 LR
Height: 140 mm
Width: 49 mm
Overal length: 295 mm
Total weight: SP 1095 g
SP RF 1200 g
Action: Semiauto
Barrel length: 120 mm
Barrel rifling: 6D x 450 mm
Sight radius: 220 mm
Adjustment click: 5 mm