Shrewd Optum Ring System
OD Green 40mm/35mm .015 Pin
product code:SMSORS015ODGREEN
UPC:602860494922
Brand:Shrewd
availability: In stock
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. This must be used in conjunction with an optum scope.