The Harris Bipod No. 4 Adapter is a universal barrel adapter that attaches to the barrel, not the stock. It fits barrels from .550 inch diameter to .812. This barrel adapter requires 2 inches of uncluttered barrel for mounting and also requires a 6 inch or longer barrel. The hinged mounting bracket allows the bipod legs to fold backward. The best application for htis barrel mount is on single shot pistols and is not recommended for shoulder guns. Mounting a bipod on rifle barrels may affect accuracy. This adapter weighs in at 3 ounces and is made in the USA.

• Universal barrel adapter – Attaches to barrel not stock
• Fits barrels from .550 inch diameter to .812
• Requires 2 inches of uncluttered barrel for mounting; Requires 6 inch or longer barrel
• Hinged mounting bracket allows bipod legs to fold backward
• Best application is on single shot pistols; Not recommended for shoulder guns
• Mounting bipod on rifle barrels may affect accuracy
• Made in the USA