Protect your hands and reduce heat transfer with this polymer heat shield compatible with the Rock Island Armory Meriva Pump 12-gauge shotgun. Designed specifically for smooth-barrel 12-gauge pump shotguns, this lightweight heat shield helps manage barrel heat during extended shooting sessions for range use, hunting, or defensive setups.
Constructed from durable black polymer, the shield features a vented design for effective heat dissipation and offers key advantages over traditional metal heat shields. It will not scratch your barrel, will not rust, and will not melt under normal operating conditions.
At only 1.7 oz, it adds functional protection without affecting balance or handling. Mounting hardware is included for installation on compatible barrels.
Compatible with Rock Island Armory Meriva Pump 12 Gauge
12-gauge shotguns ONLY
Fits most smooth barrel lengths, including 18-inch barrels
Lightweight polymer construction
Vented design for heat dissipation
Non-scratching, rust-free, and non-melting material
Mounting hardware included
Material: Polymer
Color: Black
Weight: 1.7 oz
Length: 13.8 inches
Width: 1.4 inches
Height: 1.4 inches
✔ Rock Island Armory Meriva Pump 12 Gauge
✔ Smooth barrel shotguns
❌ Will NOT fit:
Breacher or Shockwave-style short barrel models
Mossberg 590A1 or 590 heavy barrel models
Side-by-side or over-under shotguns
⚠ Tactical versions or shotguns with aftermarket forends may require minor modification
⚠ Smaller-diameter barrels may require shims under the forward mounting brackets
Note: Images showing firearms or accessories are for illustration purposes only.
This listing is for the Polymer Heat Shield only.

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