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MemphisMechanic

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Everything posted by MemphisMechanic

  1. The big one will be the Optics Ready Shadow 2, which they wouldn’t bring here when you had to mill the piss out of it in order to make it legal. ...Which might have been a factor in USPSA’s decision. Maybe. Hypothetically.
  2. Please describe precisely what you mean when you say floater. From the context we can infer you have an issue with the dot washing out, but this isn’t a term I’ve seen used before. (I too run a 510C on a PCC, but I haven’t had any issues.)
  3. Only if you believe that much mass holds an advantage. I shot a 45oz Tanfoglio stock 3 in production for a year as an A-class. All of the experienced people in this thread are saying that 40-45oz is the high end of the optimum sweet spot for good reason. That’s the zone wherein you’ve optimized both handling and the recoil impulse. I wouldn’t run a 50+ oz 9mm gun even if I were handed it for free. Hell most of the Limited .40 guns with steel grips installed come in below that benchmark, and they’d have far more reason to up the gun’s weight.
  4. Density is the factor you’re forgetting. For example, 3.0 grains of titegroup takes up FAR less case volume than 3.0 grains of Prima V. You can double-charge with titegroup and still have plenty room to seat a bullet if you’re not paying attention. With Prima V or clays, half of the second charge will have spilled all over your press and make it pretty hard to miss the overflowing mound of powder. A light, fluffy powder will take up far more case volume at low charge weights - and therefore burn more consistenly. This would reduce your chances of a squib, and shrink your SDs. The theory goes: When you have almost no powder in the case, you get a very different burn if it’s all piled up at the flash hole and burns back-to-front the way it ought to... versus when it’s spread out along the bottom of the case and all ignites more or less at once as the flame from the primer passes above it.
  5. He bolts weights to the slide to increase it’s mass. In Limited, where all kinds of other options are available.
  6. Titegroup and an FMJ have been an extremely common staple in the shooting world for years. While it certainly isn’t clean, it’s no worse than many factory offerings. I don’t worry about the mess associated with titegroup unless I’m shooting coated bullets, or pushing FMJs through a comp.
  7. I did this for the backstrap of my polymer-framed Walther CO gun. If you search around online you can find tungsten powder, and weights in various shapes for pinewood derby applications. I used little 1/4” cubes and filled in the voids between them with JB Weld epoxy. Got 5 to 6 ounces of weight into a hollowed-out replaceable backstrap.
  8. Nice try. You harries flashlight technique (sans flashlight) isn’t legal in IDPA or IPSC/USPSA. The strong arm/hand myst play no part in stabilizing the weakhand, or vice versa, during one-handed shooting. Why? Because that’s the way the cited rule has always been interpreted.
  9. Noted. The 115 load has the same recoil characteristics, and I was trying to duplicate the way the gun will handle at speed. My focus is on training grip and staying used to the timing when the gun recoils. Inside of 15yd it’s POI is very close to the 147 load. You’d need to push it beyond 20yd for the difference to really be noticeable.
  10. Are you trying to replicate the way the gun feels and tracks when shooting 147 HST? I’ve done exactly that, surprisingly enough with a 115. Stagger HSTs and this load in a magazine, and you will not be able to feel or tell the difference. Data is here:
  11. On the Dillon pin it’s standard procedure to file the pin to a sharp point to ensure you don’t have primers drawn back in. I did it before ever using the die and never had a problem.
  12. We aren’t looking at the target to see where the bullet landed. We knew when it left the gun, before it got there. The sights tell you everything.
  13. He is watching it, likely very well. He just isn’t seeing the important stuff that begins a millisecond before the detonation happens,while the gun is going off, and as the sights lift. As you very well know. Being told “watch the front sight” isn’t specific enough; it helps to tell them what they’re looking for.
  14. Your buddy stands next to you with a squib rod. Every time you pull a shot low left, he whacks you with it squarely in the crotch. It is incredibly effective.
  15. Updated schematic with additional information:
  16. The Apex SDI barrel requires the slide & barrel to move backward roughly three times as far before the two can unlock, and gets fitted to your slide much more tightly than stock . It’ll fix the problem. Just ensure you fit it *tight* - meaning it takes a firm smack on the back of the slide to fully seat the slide if it isn’t racked hard. 500 rounds later, it’ll fit perfectly and go into battery like butter.
  17. Did you wind up in Limited 10 or in Open?
  18. Always shoot with both plugs and earmuffs. Indoors and outdoors.
  19. I like how high the KE lever sits from the frame, and the threaded shaft arrangement lets you set it’s height and travel required to dump the mag. It seems cheesy at first but it works exceptionally well. I have long skinny fingers, and the end of the lever is closer to the first knuckle than it is to the fingertip. My colt mag gun had a big fat ambi release which was also a hair trigger: It took concentration to go after the extended Strike bolt catch on the gun without dumping the mag. Everything was packed too close together. I’m happy with the KE: whenenver I need to load the mag drops without thinking about it, but I’ve also never lost one accidentally. However I’m also not setup with a LRBHO, so I’m no longer messing with the bolt catch. I should add that the Gibbz are really nice. You’ll be happy with either.
  20. I ran a colt gun initially specifically because I’m a lefty and wanted an ambi mag catch. Due to extensive issues tuning the gun and the difficulty of seating a colt mag even when downloaded a full ten rounds... I switched to Glock. Instant boon to reliability, and the mags seat like a normal gun’s would. I’m running a KE Arms ambi lower, which I can’t recommend highly enough. KE and Gibbz are the two places to grab a Glock lower. The KE is the better choice of the two, if just for the fact that it comes with a flared magwell already machined into the lower.
  21. A quick summary of the long threads from the past: You’ve trashed your reputation with the competitive community and it will take years to build it back. With guys who are notoriously cheap, many of whom wear guns out in just a couple of years with the insane volume they fire, and they feed your guns +P+ 9mm ammo all day long. You look over to your left, and you see the John Wick crowd hovering over there. Hmm. They love spending insane money on guns, and they shoot 10% as much ammo. Their 9mm ammo is factory pressure. Most of them leave the gun completely stock. The easiest path to returning to a healthy profit margin is stupendously obvious.
  22. No one signs anything at a local match, and you know it. The right thing happened and everyone was given the score they actually earned that day. That’s the intent of the entire USPSA Rulebook, cover to cover. I wish more shooters and especially certain match officials would keep that in mind during a match. The ROs job is to score everyone fairly and accurately to the best of his ability. Not to screw them over because the rulebook supports doing so. In this case every single person on the squad knew the time had been +5’d. If I were running him at a major instead of a local and I were certain of that, I’d still immediately give him a reshoot.
  23. Last year our MD was shooting pcc and finished a stage on a wide open 7 yard target which everyone was engaging with .15-.25 slits. No makeup shot was fired at it. After two other guys of similar skill ran the course, he pointed it out and we all knew his time was wrong. Other As shot the stage in 15ish, and he was something like 21 seconds despite having a run without large errors. Fortunately the scorekeepers were using a CED7000. That is my dryfire timer, so I know it’s settings rather well. It stores the last 10 runs in every detail, and I was able to review back nine shooters. There, obvious as hell, was the 5.95ish second gap between his final .18 split... and the timer picking up something else. None of us who saw him shoot had any doubt at all. We edited his score, which put him squarely in line with similarly skilled shooters, and went on about our day. The rules leave room for common sense solutions to situations like this. If in doubt, what is the fair thing to do? (Both for the guy who shot, AND for everyone else involved.)
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