Description
Once you bolt a magazine extension onto your shotgun, all those extra shells add weight and leverage out front, and that long tube can start to flex or shift if it takes a knock. The Nordic Components 12GA Barrel Clamp solves that by tying the extension tube solidly to the barrel, so the whole assembly moves as one unit. It's a two-piece machined aluminum clamp that stays put once you torque it down, keeping your extension aligned with the receiver even after you slam it into a barricade or drop it during a stage.
What the BCL-12 Barrel Clamp Brings to Your Setup
This is the standard clamp, sized for Nordic MXT extension tubes with a 1.060 inch outside diameter. It'll work with most other extension tubes right around that measurement too, so it's worth checking your tube's OD before ordering if you're running another brand. It fits a huge range of 12 gauge platforms including the Remington 870 and 1100, Benelli M2, Beretta 1301, Stoeger, and plenty more. Worth noting: shotguns with heavy or overbored barrels like the Mossberg 590/590A1, 835, 935, and 930SPX, plus the Benelli Nova and SuperNova, need the heavy-wall version instead. Guns with reciprocating barrels such as the Browning Auto-5 aren't a match either.
Mounting Points Built Into the Nordic Barrel Clamp
Each half of the clamp has a centrally located 10-32 threaded hole, which opens up your accessory options without adding bulky adapters. Thread in a sling stud, a QD sling mount, or Nordic's barrel clamp tac rail and you've got a clean spot for a weapon light or sling right up front. The matte black finish keeps it low key and blends in with most tactical and competition builds.
Installation is a DIY job that doesn't need a gunsmith. The clamp screws take a 5/32 inch or 4mm hex wrench. Since the clamp fingers make contact with your barrel, a lot of folks lay a strip of masking tape or run a barrel clamp gasket on the inside to protect the finish. Feedback from 3-gun and tactical users is consistent: it's lightweight, well machined, and does a great job killing the play in a loaded extension.
Key Specifications
- Manufacturer: Nordic Components
- Manufacturer Part Number: BCL-12
- UPC: 816696021317
- Gauge: 12 Gauge
- Color: Matte Black
- Material: Machined Aluminum
- Style: Standard Barrel Clamp
- Product Type: Shotgun Magazine Tube Component
- Fits Tube Diameter: 1.060 in OD (Nordic MXT)
- Accessory Mount: 10-32 threaded hole on each half
- Install Tool: 5/32 in or 4mm hex wrench
What’s Included
- Nordic Components 12GA barrel clamp (two-piece)
- Clamp mounting screws
Frequently Asked Questions
What shotguns does the Nordic Components 12GA Barrel Clamp fit?
This standard clamp works with most 12 gauge shotguns running a Nordic MXT extension tube, including the Remington 870 and 1100, Benelli M2, Beretta 1301, and Stoeger models. It's designed around a 1.060 inch tube outside diameter and may fit other brands close to that size. Shotguns with heavy or overbored barrels like the Mossberg 590/590A1, 835, 935, and 930SPX, plus the Benelli Nova and SuperNova, need the heavy-wall version instead.
Do I need a gunsmith to install the BCL-12 clamp?
No, this is an easy DIY install. The clamp screws take a 5/32 inch or 4mm hex wrench, so you just position the two halves around your barrel and extension tube and torque them down. No fitting or permanent modification required.
Will the barrel clamp scratch my barrel finish?
The clamp fingers make direct contact with the barrel, so over time it can wear the finish where it grips. A common fix is placing a strip of masking tape or a dedicated barrel clamp gasket on the inside of the clamp before tightening. Keep anything protective off the fingers that contact the magazine tube itself so it still holds firm.
What accessories can I mount to the Nordic barrel clamp?
Each half of the clamp has a centrally located 10-32 threaded hole for adding gear. You can thread in a sling stud, a QD sling mount, or Nordic's barrel clamp tac rail to run a weapon light or accessory up front. It's a clean, low-profile way to add mounting points without bulky adapters.





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