Heckler & Koch MR556A1 Gas Piston
Heckler & Koch
Overview
The Heckler & Koch MR556A1 Gas Piston is a gas block. Compare prices from multiple merchants and find the best deal.
Specifications
Price and stock
Today the one retailer we track has the Heckler & Koch MR556A1 Gas Piston in stock. Buying today, the lowest price is $58.99 at Brownells.
Prices checked · refreshed daily across 35 retailers
Not sure which gas block to pick?
We ranked every gas block by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Gas Block Guide →Check it against the live catalog:
Frequently Built With
Popular alongside gas blocks on GunPartPicker
Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green
Bravo Company M16 Bolt Carrier Group Black
FAXON Firearms 16" 223 Wylde Match Barrel Stainless Steel Black
Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
WMD Guns AR-15 Gas Tube Nitromet Mid-Length
Wilson Combat AR-15 Lower Receiver Forged
No reviews yet. Be the first to review this product!