Bullet Comparator Set By Derraco

All you need for accurate headspace and bullet seating measurements - all in the one kit.

Material:

Bushing holding body: 303 Stainless steel

Headspace & bullet comparator bushings: 6061 Aircraft grade aluminum alloy.   Surface color-coded and hard anodized with a ceramic-like wear-resistant surface.

Compatible caliper jaw thickness: ≤4.70mm

Bullet bushing sizes: .17, 20, 22, 24, 25, 26, 27, 28, 30, 33, 35, 37, 41, 45