Axcel Accustat 2 CK Scope Midnight Cerakote 41mm 3 pin .019 Aluminum scope housing with Cerakote finish;Micro-adjustable pins for precise individual tuning;CNC-machined FirePin design with 24-inch fiber per pin;Adjustable rheostat cover for pin brightness control;Engraved torque ring indicator on archer side;Tube connection system with 3/8 x 32 threaded light port;Integrated in-line bubble level;Co-Planar Centering Technology to reduce parallax error;1-3/4 inch scope housing diameter;Compatible with lenses, sunshades, and light accessories;Choice of three-pin or five-pin configurationtable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 1900 Product Group Code: 1900C Product Sub Group 1: 1900C3 Inactive: No