Sinclair Bump Gauge Inserts

Use with Sinclair comparators for an easily assessable measurement of how much you're pushing back the case shoulder during full-length sizing.

Use with Sinclair comparators for an easily assessable measurement of how much you're pushing back the case shoulder during full-length sizing. Models available for checking cases or loaded rounds (XL version). Body and inserts sold separately. $16 (standard or XL body); $10 per insert; $18 for storage case. www.SinclairIntl.com


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