Vortex Defender Flip Cap, Eyepiece

Vortex Defender Flip Cap, Eyepiece
This is the last flip cap you will ever need! Virtually indestructible, this cap will fit snugly on nearly all Vortex Optics and features a snap flat spring that will keep your line of sight unobstructed.

The E-10 fits all Vortex Riflescopes except the 1-inch tube Viper model VPR-M-01BDC, VPR-M-04BDC, VPR-M-03BDC and Viper HS 4-16×44 model VHS-4305 and VHS-4304. Outside diameter: 41.5-46 mm | 1.6-1.8 inches