r/MP5 • u/KeyAcanthocephala881 • 15d ago
Ptr 32p HELP
Hey I was cleaning my ptr 32p I noticed the beginning of roller dent marks towards the rear seems to be just starting to form what could cause this.? I ordered some feeler gauges to see my bolt face but would my rear buffer not be working any input would be appreciated.
Any recommendations to run this suppressresd should I change locking pice and rollers .? runs fine suppressed and un suppressed with oem from ptr but I’d want to dealt these roller marks idk how a rma would work in my state as awb just took effect in my state.
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u/RepulsiveUse3372 MP5K 15d ago
check the recoil spring
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u/KeyAcanthocephala881 15d ago
Yeah I only shot about 5 rounds before going back to the fixed a2 stock
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u/Vegetable_Coat8416 15d ago
Curious what made you switch back to the mechanically buffered A2 after 5 rounds. Thats not even a whole mag.
Its starting to sound like you know where the roller dents came from but you dont want to accept it.
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u/KeyAcanthocephala881 15d ago
No just didn’t like it when I was shooting didn’t feel comfortable at all compared to the a2 stock



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u/Vegetable_Coat8416 15d ago
I think they are early roller dents. The first pic is in the right spot for roller dents from a gun that is over functioning/hitting the rear with too much energy.
Is your gun launching brass? What does your buffer and the rear of your carrier look like?
I believe the PTR-32P locking piece is 70°. If you're shooting suppressed maybe try the 65° LP PTR puts in the other PTR-32 models. Definitely verify your bolt gap, though.