This cast steel adapter enables the use of any 12 gauge Remington 870 stock. There are many more options for the 12 gauge than 20 gauge, including Mesa Tacticals Urbino Stocks, telescoping stock adapter kits and even the Hydraulic Buffer system.

Features :

• Stock Adapter
• Allows 12 Gauge Stocks to be used on 20 Gauge
• Fits Remington 870