Keep the optics of your riflescope safe with the heavy-duty Defender Flip Cap Objective 50 from Vortex. Designed for lenses with an outside diameter of 55-59mm, this cap will fit a wide variety of different scopes. Also, it has a spring-loaded hinge to flip up and out of the way.

Compatible Riflescopes:
Razor HD Gen II: RZR-31802, RZR-31803, RZR-52005, RZR-52006, PST-210S1-M
Viper PST: PST-43127, PST-43128, PST-624F1-A, PST-624F1-M, PST-624S1-A, PST-624S1-M, PST-416F1-A, PST-416S1-A
Viper HST: VHS-4310, VHS-4325
Viper HSLR: VHS-4315-LR, VHS-4307-LR
Viper HS: VHS-4307, VHS-4319
Viper: VPR-M-06MD, VPR-M-06BDC
Diamondback: DBK-M-03P, DBK-03-BDC
Crossfire II: CF2-31011, CF2-31027