Description
Anyone who works on their own AR-15 knows how frustrating it is to fight a receiver that keeps shifting while you're trying to swap a part or run a bore brush. The TacFire AR-15 Vise Block Set solves that by giving you a solid, no-slip anchor. It's a two-piece polymer set that drops into the magazine housing and locks the receiver in place, whether you're wrenching on a lower or lining up work on an upper.
How the TacFire Vise Block Set Holds Your Receiver
Each block slides into the mag well from either the top or the bottom, then seats against the magazine catch so it won't wobble around once it's clamped in your bench vise. That gives you two free hands and a stable base for regular maintenance, repairs, and assembly. Because it grabs from either direction, you can flip your work to reach whatever side you need without swapping out the block.
Polymer Build That Won't Mar Your Finish
Both pieces are molded from black polymer, so the contact surfaces are non-marring and won't scratch or dent the anodizing on your receiver. Polymer also shrugs off the solvents and oils that end up on your bench, which is exactly where a tool like this earns its keep. It's a simple, straightforward fixture with no adjustment knobs or moving parts to fuss with, and it stows away easily in a range bag or tool drawer between jobs.
For home gunsmiths, builders, and anyone who does their own upkeep, having dedicated upper and lower blocks means you're not improvising with rags and padded jaws every time you sit down at the vise. It's an inexpensive piece of kit that makes cleaning, part swaps, and light bench work go a whole lot smoother.
Key Specifications
- Manufacturer: TacFire
- Manufacturer Part Number: TL021
- UPC: 811261029309
- Model: Vise Block
- Product Type: Upper/Lower Receiver Vise Block
- Fits: AR-15
- Material: Polymer
- Color: Black
- Quantity Included: 2 pieces
- Mounting: Seats in magazine housing from top or bottom
- Shipping Weight: 1.07 lbs
What’s Included
- Upper receiver vise block
- Lower receiver vise block
Frequently Asked Questions
How does the TacFire AR-15 Vise Block Set work?
One block seats into the magazine housing of your receiver, then you clamp that block into a standard bench vise. The block holds the receiver steady so you get two free hands for cleaning, part swaps, and assembly. It fits into the mag well from either the top or the bottom depending on what you're working on.
Will the vise blocks scratch or damage my receiver?
No. The blocks are molded from polymer with non-marring contact surfaces, so they support the receiver without scratching the finish or distorting the metal. Just make sure the block is seated properly before you snug down the vise.
Does this set work for both the upper and lower receiver?
Yes, that's the whole point of the two-piece set. You get a block for the lower and a block for the upper, so you're covered for full builds and general maintenance without hunting down a second tool. Both are designed for the AR-15 platform.
Do I need my own vise to use the TacFire vise blocks?
Yes, these are blocks that clamp into a standard bench vise, so you'll need a vise mounted to a sturdy workbench. Once the block is locked in the vise jaws, you drop your receiver onto it and get to work.



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