12x42 Blk Porro Bak-4 Twist Up Eyecups Without Foam 22LR conversions for the AR-15

22LR conversions for the AR-15

The contoured stock gives you a great grip where you need it

That makes them almost twice as thick

Black/Navy

12x42 Blk Porro Bak-4 Twist Up Eyecups Without Foam 22LR conversions for the AR-15Our all purpose, full size BaK 4 porro prism, for high magnification at a distance. Features: BaK 4 prisms for bright, clear, crisp viewing Multi coated optics for superior light transmission 100% waterproof: O ring sealed and nitrogen purged for reliable, fog free performance Non slip rubber armor absorbs shock while providing a firm grip Twist up eyecups Large center focus knob for easy adjustments Longer eye relief