AR-15 SOLID ADJUSTABLE GAS BLOCK .936” BLACK

Gun Parts

Browse our inventory of gun parts from trusted brands like Audere, B&T, Ergo, Griffin Armament, and Leapers. ICB Firearms stocks quality gun parts for shooters who need dependable components, replacement parts, mounting hardware, and upgrades for repairs, maintenance, and platform-specific builds. Shoppers can narrow their search with rifle parts, handgun parts, and shotgun parts for different firearm types, fitment needs, and common replacement projects. We also carry AR15 parts and other gun accessories & parts to support custom setups, routine upkeep, and the small details that keep your firearms running the way they should.

Showing 1153–1168 of 18441 results

Gun Parts Buying Guide

Shop gun parts online by comparing fitment, checking current availability, and reviewing specifications such as platform compatibility, material, finish, and intended use. A better parts order starts with the exact firearm you own, then moves to function, installation, and the rest of the setup.

These are the details gun parts buyers should check before checkout:

Start with exact fitment. Buyers working on handguns and rifles should match each part to the correct make, model, and configuration before anything else.

Separate repair needs from upgrade goals. A worn or damaged component calls for one kind of purchase, and a performance-focused change can point you toward a different part altogether.

Check platform match around the full build. Buyers working on AR rifles or AK rifles should confirm pattern compatibility before placing the order.

Think about support items at the same time. Some shoppers add magazines once the firearm setup is sorted so the system stays consistent at the range or in storage.

Review installation before you buy. Some parts are simple swap items, and others may call for tools, fitting, or a gunsmith.

Local And Compliance Notes

Browse gun parts online, or visit our gun store in St. Clair Shores, Michigan. ICB Firearms serves customers from nearby cities including Macomb, Clinton Township, Grosse Pointe, Warren, and Royal Oak.

Most gun parts do not follow the same transfer process as serialized firearms. Shipping details, item restrictions, and fitment questions can still vary by part and destination, so review checkout details before you place the order.

Installation, compatibility, and safe function still matter after the sale. Contact the shop for current store policies, accepted identification, and any order questions tied to shipping or pickup.

Frequently Asked Questions About Gun Parts

1. What counts as gun parts?

Gun parts can include replacement components, upgrade items, and platform-specific pieces for firearms. The exact fit depends on the firearm model and setup.

2. How do I know if a part fits my firearm?

Start with the exact make, model, and configuration of the firearm. A close match is not enough when fitment matters.

3. Should I shop by firearm model or caliber?

Model fit usually comes first. Caliber can matter, though the platform and configuration often decide part compatibility.

4. Are magazines and gun parts the same thing?

Not always. Magazines are often grouped separately, even though buyers may shop for them during the same build or repair.

5. Can I order gun parts online?

Yes. Review the item details and shipping information before checkout.

6. Do gun parts require a firearm transfer?

Most do not. They usually do not follow the same process as serialized firearms.

7. Can I install gun parts myself?

Some parts are simple to install, and others may need tools or a gunsmith. Check fitment and installation details before you begin.

8. Should I replace a worn part with the same type?

That is usually the safest starting point. A direct match can help keep fit and function more consistent.

Gun Parts