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mauser action length

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14 March 2010, 05:02
lb404
mauser action length
I recently purchased a couple of Mauser rifles. One is a British made rifle in 280 rimless. It is in an Orberndorf Mauser action with large trigger guard bow. What is a 280 rimless? The second rifle it turns out is a single square bridge Orberndorf rifle with large trigger guard bow, but the action is 7"long, .5 inch longer than the one mentioned above. I think this is a Magnum action but not sure it is a Magnum 20. The magazine box is long and tapered. What Cartridge would this have been used on originally. It is not like my 416 Rigby bottom metal. It is not slanted for rimmed cases. I can not get to my Mauser reference books right now. Can someone help me?


square shooter
14 March 2010, 07:16
tin can
maybe here:
http://forums.accuratereloadin.../9411043/m/861105007

a ".280 rimless" sounds like a 7x57 to me, but I'm a long way from an authority.
14 March 2010, 07:20
Mark
The 280 rimless is another name for the 280 Ross.

What are the markings on your second rifle?


for every hour in front of the computer you should have 3 hours outside
14 March 2010, 07:24
Mark
Wow, wikipedia has a pretty good section on the 280 Ross:

http://en.wikipedia.org/wiki/.280_Ross

Pic of the 280 next to a 303:




for every hour in front of the computer you should have 3 hours outside
14 March 2010, 08:04
lb404
the 280 rimless is a Lancaster rifle. Most of the proof marks are on the barrel, it has been engraved on the floor plate. I appears to be a standard Orberndorf Mauser. Would like to use this action on other projects. The other action is a PO Ackley made 30-338 and the Overall action length is 9.150. The bottom metal and cut into the action is long and narrow. Could it be converted with a new barrel to a 300 H&H?


square shooter
14 March 2010, 08:36
ALF
.
14 March 2010, 11:18
lb404
Thanks for your response. I think the magazine box for this rifle is slanted. The opening on the base of the action is long and narrow. It is currently chambered for a 30-338. I think this action could be barelled to either a 300 or 375 H&H without serious modification. what is your thought on the matter?


square shooter
15 March 2010, 09:01
Mark
I suspect you are correct since the wikipedia article say you can make brass simple by turning the belt off 300 H&H brass and resizing.

If you have some brass laying around you can try seeing if it fits in the magazine OK.


for every hour in front of the computer you should have 3 hours outside
16 March 2010, 08:24
lb404
Both the 300& 375 H&H seem to be able to work in that action!


square shooter
16 March 2010, 11:56
muzza
The .280 Rimless is the magazine rifle cartridge whilst the rimmed - or more correctly Flanged - is known as the Lancaster and is for use in double rifles.


________________________

Old enough to know better
16 March 2010, 12:19
JBrown
quote:
Originally posted by lb404:
Both the 300& 375 H&H seem to be able to work in that action!


LB you're killing me! We need some photos....


Jason

"You're not hard-core, unless you live hard-core."
_______________________

Hunting in Africa is an adventure. The number of variables involved preclude the possibility of a perfect hunt. Some problems will arise. How you decide to handle them will determine how much you enjoy your hunt.

Just tell yourself, "it's all part of the adventure." Remember, if Robert Ruark had gotten upset every time problems with Harry
Selby's flat bed truck delayed the safari, Horn of the Hunter would have read like an indictment of Selby. But Ruark rolled with the punches, poured some gin, and enjoyed the adventure.

-Jason Brown
22 March 2010, 08:57
Huvius
I suspect that the magnum action was for the 400/350 Rigby if it has such a tapered and slanted magazine box. Also, the floorplate will straddle the front of the trigger guard on each side.
Does it have a "stepped" front ring?
Pictures would be nice - could be quite a valuable action.