All gauges 10ga, 12ga, 16ga, 20ga, .410 Overall lengths vary from 3.75" (9.5cm) to 4.5" (11.4cm). Blued steel. 12ga has a scratch on it Tool to hold and remove gauge in chamber is included. $60 shipped
Interested - but can you provide a brief explanation of the use. Inserted into the barrel and . . . . . . . ?
Yes. Measures Chamber, 3" 2 3/4" etc more info on Brownells Website. Most are no longer in stock. If you search for: SHOTGUN CHAMBER GAUGE Mod Edit: I deleted the name brownells in the large font. That was a link and that is not permitted. Anyone interested can search their site. Flyersarebest Moderator