Decap Units & Pins

Decap Unit - .223/5.56mm

These RCBS factory replacement decapping units are the same ones we ship with our products — so you can rest assured they will work. These replacement decapping units feature an expander rod, expander ball, and decapping pin. They are used in...

X-Die Mandrel Assembly

The X Die Mandrel Assembly unit features an expander rod and ball and a decapping pin. It's used with The X Die Sizer to de-prime the case and expand the neck. X-Die Mandrel Assembly unit is an essential component used with The X-Die Sizer Features...

Decap Unit - .25

These RCBS factory replacement decapping units are the same ones we ship with our products — so you can rest assured they will work. These replacement decapping units feature an expander rod, expander ball, and decapping pin. They are used in...

MatchMaster Exp-Decap Assembly

This unit features a decapping rod, TICN coated expander ball (that reduces neck expansion force by 10 percent), and decapping pin.  It’s used exclusively with the MatchMaster sizing dies to deprime the case and expand bottleneck cartridges.

Primer Plug, Sleeve & Spring

These high-quality replacement parts are compatible with the RCBS Rock Chucker, Reloader Special and most C-frame single-stage presses. Replacement parts compatible with: RCBS Rock Chucker RCBS Reloader Special Most RCBS C-frame single-stage...

Decap Pin

RCBS offers a variety of decapping pins for all reloading needs. Important: Expander-Decapping Units, Decapping Units and all Decapping Pins are available through RCBS Distributors and Dealers. All other replacement parts should be ordered from RCBS...

Decap Unit - .20

These RCBS factory replacement decapping units are the same ones we ship with our products — so you can rest assured they will work. These replacement decapping units feature an expander rod, expander ball, and decapping pin. They are used in...

Decap Unit - .30/7.62mm

These RCBS factory replacement decapping units are the same ones we ship with our products — so you can rest assured they will work. These replacement decapping units feature an expander rod, expander ball, and decapping pin. They are used in...

Decap Unit - .45

These RCBS factory replacement decapping units are the same ones we ship with our products — so you can rest assured they will work. These replacement decapping units feature an expander rod, expander ball, and decapping pin. They are used in...

1 1/2 -Inch-12 Decap Pin

This straight-style decapping pin is specifically designed for the .50 BMG.

Berdan Decapping Pin

The Berdan Decapping Pin replacement steel pin is designed for use in the RCBS Military/Berdan decapping tool. It decaps 8mm Rimless, 6.5mm Mannlicher-Schoenauer, 11.7mm Rimmed and more. The replacement steel pin for the RCBS® Berdan decapping tool...

Decap Unit - .17

These RCBS factory replacement decapping units are the same ones we ship with our products — so you can rest assured they will work. These replacement decapping units feature an expander rod, expander ball, and decapping pin. They are used in...