Listed here is a classic Colt HBAR A2 complete upper receiver, a standout choice for enthusiasts looking to build a vintage-style AR or enhance their rifle with a piece of genuine Colt heritage. This upper is in great condition and features the heavy barrel profile preferred for durability and precision shooting. The bore looks fantastic—clean and bright, ready for years of reliable accuracy.
This upper also features the classic A1 windage and height adjustment, a nod to the old school design that many collectors and shooters appreciate. Whether you’re planning a retro build or simply want to improve your existing setup with a quality, hard-to-find Colt assembly, this upper is a fantastic option.
The photos show the exact upper receiver you’ll receive. If you have any questions about this item or need more details, feel free to reach out to us!
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How to Purchase a Gun Online with Bay State Surplus
Easy & Convenient.
When buying a firearm from Bay State Surplus, you can pay for shipping or select 'store pickup' at checkout to skip the fee. Shipped firearms must go to a licensed FFL dealer with their consent and license copy. We offer Priority or Ground shipping. IT IS THE BUYERS RESPONSIBILITY TO CONFIRM THE FIREARM/ MAGAZINE IS IN STOCK & COMPLIANT IN THEIR STATE. Feel free to ask us any questions at baystatesurplus@gmail.com. Thank you for choosing Bay State Surplus!
Download the approved handgun roster to view which handguns are transferable in Massachusetts
The enforcement of the Long Gun Roster has been postponed until the roster is officially released, and the release date remains uncertain. As of writing this (11/7/2026), all long guns are still transferable in Massachusetts for now, provided they do not meet the NEW definition of an "Assault Style Firearm."
