For the highest-grade performance possible, turn to the Wilson Combat stainless drop-in Glock 21 .45 ACP match-grade barrel.
Elevate your performance to its highest potential with the superior Wilson Combat stainless drop-in Glock 21 .45 ACP match-grade barrel. Precision crafted from 416R Stainless Steel and R/C 40 heat treated for durability, these barrels have critical manufacturing tolerances held to less than .0005", guaranteeing a precise fit. With a 1:16 twist broach rifling, you can expect pinpoint accuracy up to 2" or less at 25 yards with quality ammunition. Compatible with generation 3 and 4 Glock 21 handguns, upgrade your sidearm with the Wilson Combat stainless drop-in Glock 21 .45 ACP match-grade barrel for superior performance when it matters most!
- Caliber: .45 ACP
- Model: Glock 21
- Gen: Gen 3 & 4
- Match-Grade accuracy (2" or less at 25 yards with quality ammo)
- 1 in 16" twist conventional broach rifling will accept lead, jacketed or plated bullets without fear of pressure spikes caused by polygonal rifling
- Fully machined from 416R Stainless Steel
- Heat-treated to R/C 40 for maximum service life
- Critical manufacturing tolerances are held to less than .0005" (One half thousandth of an inch)
- Glass smooth chamber and perfectly concentric with the bore
- External chamber corners are chamfered to reduce friction
- Can obtain 1/2" groups in our barrel test fixture
- Compatible with Gen 3 and 4 Glock pistols
NOTE: Wilson Combat small parts may require minor fitting and should only be installed by a qualified gunsmith. Although these parts are intended to be drop-in, due to the range of tolerances between various manufacturers' handguns, some fitting may occasionally be necessary. We highly recommend all fitting/installation of small parts is done by a professional gunsmith.
"GLOCK" is a federally registered trademark of GLOCK, Inc. and is one of many trademarks owned by GLOCK, Inc. or GLOCK Ges.m.b.H. Neither Wilson Combat, nor this site are affiliated in any manner with, or otherwise endorsed by, GLOCK, Inc. or GLOCK Ges.m.b.H. The use of "GLOCK" on this page is merely to advertise the sale of GLOCK pistols, parts, or components. For genuine GLOCK, Inc. and GLOCK Ges.m.b.H products and parts visit www.glock.com.
Reviews
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Custom Fit
Bought this barrel for my Glock 21 Gen4, installed it without the need to modify it in any way. Fit is just right and lockup is noticeably tighter. Took it to the range today and put 250 rounds of a mix of FMJ/ JHP through it without a single problem. More accurate? For me, absolutely. Finish is exactly what you expect from Wilson Combat....Superb. Extremely happy with this barrel!
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Perrrrrrrrect! Addition To My 17
WC... Always as advertised quality... thinking about a 21... would have to have a WC bbl... once shot, no going back!
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Fit, Finish And Craftsmanship
I upgraded my Glock with several components including this barrel. It arrived promptly and was installed quickly. I immediately found that my shot groups were tighter than with the stock barrel. 5 to 10 yard target were impressive. After a 1k rounds through it, I am a very satisfied customer and recommend this barrel.
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Fit & Finish, Simply Amazing!!!!!
Title says it all! Drops right in and functions perfectly. Nothing beats US made workmanship.
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Ignore The One Star Rating
i bought one of these for my glock 22 and couldnt be happier. as soon as my glock 21 gen 3 comes in, ill be buying one for it, as well as a shock buff. people who rate wilson parts 1 star because they installed the part in the wrong gun scare me as they probably shouldnt own a firearm if they cant follow directions.
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Great Stuff From A Favorite Company
Have been buying Wilson parts since my Non Comped Single Stack IPSC days late 1980s, when Glock imports were a rumor . This is yet another product that gets a nod and a place in one of my guns, that being a Gen 2 21 with the appropriate updates. Apparently, unlike the clown who looks like he tried to put the wrong barrel in a Gen 4, then tried to blame the maker of same, I can, and do, read. Have no reason to believe it wont measure up.
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No Reason For 1 Star, Agreed
I have to agree with the other reviewer on this one. I mean, really, you give it a 1 star because you bought the wrong barrel for your new gun? Why not give it a 1-star because it doesnt fit the G17 or G23, or any of the other Glocks? Unfortunately, even two 5-star ratings dont completely balance out a 1 star rating. It still yields an average 3.5 star rating. Nonetheless, Im ordering my new barrel tonight and I cant wait to try it out. Ill give a REAL review once Ive tried it out and compared it to the stock barrel
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Excellent Barrel
I love this barrel. Im not an expert shooter but I improved about 1 ring on a standard target with the new one. I used to be in the 7 ring with 10 shots, now im a solid 8 ring for the farthest out shot. Dropped right in with no problems.
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No Reason For The 1 Star
Sorry I just couldnt help myself... I had to try to even the stars, no reason for a 1 star rating by that person. Lack of maturity and I bet understanding of a product by that individual is to blame.