Shrewd Optum ring system 35 / 40mm no pin clearance in case previous marker configurations

in case previous marker configurations should be reinstalled

Weight Length Width Tungsten %  23 grams  48

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All our bow and arrow accessories are meticulously developed over hundreds of hours of testing and refinement in consultation with archery professionals

Shrewd Optum ring system 35 / 40mm no pin clearance in case previous marker configurationsOPTUM RING SYSTEM (O. R. S.) FOR THE 35MM AND 40MM OPTUM SCOPE THIS MUST BE USED IN CONJUNCTION WITH AN OPTUM SCOPE THE OPTUM RING SYSTEM (O. R. S.) MAKES IT POSSIBLE FOR SHOOTERS TO CHANGE PIN POSITIONS, FIBER COLOR, OR FIBER SIZE BY SWAPPING BETWEEN MULTIPLE RINGS IN SECONDS FEATURES: EXTERIOR FIBER WRAP THAT CAPTURES AMBIENT LIGHT FOR A BRIGHTER PIN ADJUSTABLE FIBER COVER ALLOWS PRECISE CONTROL OVER FIBER BRIGHTNESS TWO 8 32 HOLES FOR INSTALLING A