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Search took 0.00 seconds. Search: Posts Made By: rumlover
Forum: 300 Whisper Rifles and Pistols 10-30-2011, 08:23 PM
Replies: 11
Views: 1,881
Posted By rumlover
Update... I changed the spring with a...

Update...

I changed the spring with a stiffer, RRA carbine spring (stronger spring than DPMS/Colt). With the H buffer, I got a little blow back, but no where near as much as with the lighter...
Forum: 300 Whisper Rifles and Pistols 10-25-2011, 07:50 PM
Replies: 11
Views: 1,881
Posted By rumlover
Thanks, I'd never heard of that product

Thanks, I'd never heard of that product
Forum: 300 Whisper Rifles and Pistols 10-25-2011, 07:39 PM
Replies: 11
Views: 1,881
Posted By rumlover
10.6g of 1680 with a 225 BTHP = 1080 at 60...

10.6g of 1680 with a 225 BTHP = 1080 at 60 deg/29.9 mmg/450'/67% humidity. Same load in a 9" AAC upper was drastically different. Also tried some other powders, but same results.

I've got a H3...
Forum: 300 Whisper Rifles and Pistols 10-25-2011, 04:57 PM
Replies: 11
Views: 1,881
Posted By rumlover
How do you add mass to the bolt?

How do you add mass to the bolt?
Forum: 300 Whisper Rifles and Pistols 10-25-2011, 10:54 AM
Replies: 11
Views: 1,881
Posted By rumlover
I'm using a pri handle. Compared to the 9"...

I'm using a pri handle. Compared to the 9" sussressed I heard last weekend, its not an issue of expectation management, but one of mechanical consequence. I just need to figure out whats going on.
Forum: 300 Whisper Rifles and Pistols 10-24-2011, 01:34 PM
Replies: 11
Views: 1,881
Posted By rumlover
No, it isn't an adjustable block.

No, it isn't an adjustable block.
Forum: 300 Whisper Rifles and Pistols 10-23-2011, 10:24 PM
Replies: 11
Views: 1,881
Posted By rumlover
AR Pistol issues

ISSUE RESOLVED with a heavier spring and buffer.

Gents,

Need some advise. I picked up a 300W upper and I can't get the damn thing quiet. With the can it cycles, is very accurate for it's...
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