Sumo - Eagle Eyes 0.5 Prism Block 670 @ 2500 fps and

670 @ 2500 fps and above

It is easy to extract after firing

A multi lens optical system using a highly refractive type of glass makes it possible to correct spherical defective vision without having any optical magnification

is a three piece 1913 rail set that mounts to the BT19 AAIS to allow any rail mounting bipod including the BT10 and BT10-LW17 (BT20 not included)

Sumo - Eagle Eyes 0.5 Prism Block 670 @ 2500 fps andSumo 22mm or 30mm +0. 5 Eagle Eye Lens 22mm or 30mm Fullbore Target Rifle Front Sight Eagle Eye Lens to suit Sumo Front Sights. Our lenses are manufactured by Ziess and are HMC+ coated for anti scratch, fog & glare. A 2mm notch at the 6 O'clock position ensure no zero change after reinstallation.