Sinclair - Bump Gauge Insert Size:338 Lap (#20A) 20° Screws internally to our M

Screws internally to our M

Full Length resizing while maintaining exact control of the case neck is oftern desirable in one operation

windows etc

while still having a strong scope

Sinclair - Bump Gauge Insert Size:338 Lap (#20A) 20° Screws internally to our MSinclair Bump Gage Inserts are used to measure the amount of case shoulder bump when setting up full length sizing dies. Rather than measuring to the datum line, these gages indicate off of the shoulder of the case to get a better, more easily assessable measurement of how much you are actually sizing your cases They can install in either of the Sinclair comparator body (XL) or Hornady Body and are machined to fit particular shoulder angles of