Shop now and get Free Value Shipping on most orders over $49 to the
contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.
Enjoy our FREE RETURNS
We want to ensure that making a return is as easy and hassle-free as possible! If for any
reason you are not satisfied with your purchase, simply return the item within 30 days of
receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.
Please Enable Your Browser's Cookies Functionality
Cookies are not currently enabled in your browser, and due to this the functionality of our site will be severely restricted.
Web browser based cookies allow us to customize our site for you, save items in your cart,
and provide you with a great experience when shopping OpticsPlanet.
Your privacy is important to us, and any personal information you supply to us is kept strictly confidential.
If you cannot enable cookies in your browser, please contact us — we are always here to help!
JavaScript is blocked by AdBlocker or ScriptBlocker
We're sorry - it looks like some elements of OpticsPlanet are being disabled by your AdBlocker.
Unfortunately we are unable to offer our excellent shopping experience without JavaScript.
Please add "opticsplanet.com" and "https://opl.0ps.us/assets-8565dde4db6/" to whitelist,
or disable AdBlocker for this site (please note that we do NOT feature any annoying ads on this website).
Thanks!
Your Browser is Outdated
Unfortunately, we are unable to provide an excellent shopping experience on your browser because it lacks modern functionality needed for us
to provide a fast, secure, and enjoyable experience. If you cannot upgrade your browser or use an alternative device to visit us,
please contact us at +1-800-504-5897 and we'll be happy to assist you over the phone!
The CMMG, Inc 22ARC Barrel Collar Assembly should work fine with the CMMG MK4 LE Upper but fitment with the Tactical Industries conversion kit cannot be guaranteed. I recommend contacting CMMG to confirm compatibility.
If your are building a dedicated AR using cmmg's 22lr conversion bcg, you will need this part for it to work. The fit and finish is top notch. No issues with it.
When i was using the 22lr bcg swapping it in and out as neesed, the reliability isnt th...
Read More...
I already had the CMMG .22 adapter bolt and magazines and it worked fine except for the kinda poor accuracy from a just a .223 barrel. So, I decided to just make a dedicated .22 out of one of my AR's, which was a polymer Bushmaster Carbon 15. I got a...
Read More...
Couldn’t be happier. It works perfectly on both my 9inch and 4.5inch barrels. CMMG was out of stock on their site. Optics Planet had it in stock and cheaper than it would have been on CMMG’s site. Shipping time was acceptable although I do wish it wa...
Read More...
Product Info for CMMG, Inc 22ARC Barrel Collar Assembly
The CMMG 22ARC Stainless Steel Barrel Collar Assembly 22BA415 is the perfect way to replace the chamber adapter on your .22LR AR conversion bolt group so it can be used in conjunction with a dedicated .22LR barrel.
Specifications for CMMG, Inc 22ARC Barrel Collar Assembly:
Manufacturer:
CMMG
Condition:
New
Quantity:
1
Features of CMMG Inc Barrel Collar Assembly - 22ARC:
Stainless steel
.22LR Barrel Collar Assembly
Replaces chamber adapter on .22LR AR conversion bolt group
Allows you to use Bolt Group in conjunction with a dedicated .22LR barrel.