Description
Sinclair Comparator Bump Gauge kit with three inserts, used “AS NEW”.
Insert 17A used on 30-06 family
Insert 30A used on 22 PPC, 6mm PPC, 6mm BR, 17 Remington Fireball
Insert 30B used on 7mm BR, 30 BR, Remington SAUM and Remington Ultra Mags