Universal Red Laser Collimator .22 .50 Simmons 7 Adapters

Simmons Universal Laser Collimator for .22 to .50 Caliber Riflescopes (Black) includes arbors for .22 to .50 caliber riflescopes. It’s ideal for helping you get on paper before taking your first shot. A collimator will save you money by allowing you to fire fewer shots while zeroing your scope at the range. The collimator uses three batteries (included). Zero your scope at the range.