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View Full Version : Cast in Spanish Destroyer?



deltaenterprizes
07-18-2021, 07:41 PM
Anybody shooting cast boolits out of a Destroyer?
What is the twist rate of the barrel?

390ish
07-18-2021, 09:15 PM
I used to shoot cast 115 grainers out of it and used data from the old Lyman cast manual for 38 acp. Have not shot mine in 10 years through.


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Larry Gibson
07-18-2021, 11:14 PM
My Spanish Destroyer was just a shooter having a rather plain slab sided stock, not the better military looking stocks I've seen on many. I set the barrel 1/2 turn back so the chamber would headspace on 38 Super cases [Starline was not yet making the 9mm Largo case]. I removed the poorly made rear sight and put an aperture rear sight on the receiver, The front sight band was rotated 180 degrees and modified to mount a M14 front sight on it. The barrel was D&Td to mount a Contender Weaver base for mounting a red dot sight forward of the receiver.

The twist on my barrel is 1 - 18-9". While I have shot TL358-158-SWCs, 358477s and 358156 in it with a modicum of success at 50 yards it really favors the Lee 356-120-TC loaded over 3 gr of Bullseye or WST for 975 fps. For jacked bullets I tested 88 up through 125 gr .356 and .357 diameter pushing some incredible velocities pushing 1800 fps.

286311

286312

286313

286314

Battis
07-18-2021, 11:57 PM
122-125 gr coated bullet (.356").
4.6 grs Unique worked well
or
3.2 grs BullsEye
Just be careful with that extractor.

Larry Gibson
07-19-2021, 09:17 AM
Ah yes, forgot to mention the mod to keep the extractor in place.

A small piece of drill rod was cut to length to fit in the slot in the extractor. That keeps the extractor from sliding forward when extracting a case. The diameter of the drill rod was small enough to allow a shim to go over/around it in the slot. The shim has legs bent out on each side under the extractor to hold it in place. Have not had any extraction/extractor problems since this mod.

286323

286324

deltaenterprizes
07-19-2021, 05:59 PM
Thanks for the tip Larry!
I am glad to hear that the twist rate is suitable for cast boolits!
It will be cheaper to shoot than a 22RF!

Larry Gibson
07-20-2021, 03:04 PM
The only problem i have with my Destroyer now is my wife thinks its hers and my part is to keep it clean and load the ammo........