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You are watching: How to measure shotgun chamber length


Have a couple of old shotguns that space not determined for covering size ,need to know exactly how to measure for appropriate sizing come fit 2 1/2" shell, vs 2 3/4" shells.etc
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The safest and best way is to use a shotgun room gauge. Http://www.brownells.com/gunsmith-tools-supplies/measuring-tools/shotgun-chamber-gauges/shotgun-chamber-gauge-prod593.aspxIf there is a express ridge in the barrel, you might use a wood dowel. By sliding the dowel along the chamber wall until it stopped at the ridge, then note the dowel wherein the chamber starts. Eliminate the dowel and measure the distance in between the finish of the dowel and your mark.
"The very atmosphere of guns anywhere and everywhere restrains evil interference - they deserve a ar of honor through all that"s good." - George Washington, the an initial President the the United states (1789-1797)

I assumption: v mu question could additionally include .If a 2 3/4 " shell execute you have actually to include the added length that the rolled crimp to the all at once length?So would the correct measurement be closer come 3"?
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I assumption: v mu question could likewise include .If a 2 3/4 " shell carry out you have to add the additional length of the rolling crimp to the all at once length?So would certainly the exactly measurement be closer come 3"?
The difference in between a Socialist and a Communist is the the Socialist doesn"t have all the firearms yet.
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The chamber length is the actual measurement of an "uncrimped" shellcase. And also is the size from breech face to the beginning of the "throat", the guides the wad and shot right into the barrel.
"The really atmosphere of weapons anywhere and also everywhere restrains evil interference - they deserve a ar of honor with all that"s good." - George Washington, the first President the the United states (1789-1797)

I never ever heard the a 2-1/2" shotshell is this all 12 ga? That"s one of my favourite trivia questions: exactly how long is 2-3/4" shotgun covering straight the end of the box? (A. 2-1/4")How old room these shotguns? If they"re really old you might not desire to shoot anything an ext potent than light 2-3/4" shell.I supplied to work with a male that had an old LC Smith v a Damascus barrel the wasn"t perfect for contemporary shotshells.
NRA 5 year+ member -- in ~ my age that may be a life membership. My child is a life member.Si passport pacem para bellum -- If you look for peace, prepare for war....................Proud Infidel كافر
The difference in between a Socialist and a Communist is the the Socialist doesn"t have all the firearms yet.

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Thanks for the assist guys.I choose up a near perfect H&R 12 gauge model 1900.excellent shape.I was able to feed a fired 2 3/4" shell easily.Will pick up the Winchester 2 3/4" short brass with the low recoil/low strength they are around 890 pressure.The second is an old H Pieper 12 gauge double with hammers and also the damascus barrels.For its age it is also in really good shape.I will have actually to discover some 2 1/2" short noise /low recoil that some of the older euro shotguns and sass shooter use.trouble is i can"t bespeak them and have them transport to Mass.So ns will have actually my buddy v his FFL bespeak me a couple of boxes. Both that these are beautiful pieces.excellent shape and workmanship because that cheap old firearms. Just had actually to have actually them,but they will be fired,re-cleaned,and climate admired because that there simplicity and also wonderful condition.