Redding - T7/Big Boss Primer Arm Assembly (Large) Tuner A decapping pin retainer is

A decapping pin retainer is also supplied with all Type S - Bushing Dies

Min Dimensions Gages are made to SAAMI specifications for Min Chamber

For a stretch of time

Most modern antireflection coating technology (UV 420) on

Weight only 190g

Redding - T7/Big Boss Primer Arm Assembly (Large) Tuner A decapping pin retainer isQuickly change primer cup & pin size by simply exchanging the entire primer arm assembly. Fits both the T 7 and Big Boss Presses. A reloader never knows when a part might break. Be prepared for anything with these high quality factory replacement parts that will have your Redding T 7 or Big Boss presses running like new.