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308 BDC (Bullet Drop Compensation) calibration
the reticle remains visible in low-light scenarios without battery dependency
External dimensions: Width 0
the 65 inch-lbs specification provides optimal clamping force without over-tightening
Borka Double PTL (4 & 8 inch-lbs) Kit for NightForce and Vortex Turret Set Screws (PTL004008K2) Coverall 308 BDC (Bullet Drop Compensation)Precision turret locking system designed for NightForce and Vortex optics. This dual torque kit includes both 4 and 8 inch lbs settings, ensuring optimal screw tension without over tightening or stripping. The Borka Double PTL delivers consistent, repeatable performance for shooters who demand accuracy. Compatible with standard turret set screws, it's an essential tool for maintaining zero and extending optic lifespan. Professional grade construction
