This wooden stock is designed for the JG RPK weapon. The butt pad is made of metal and also includes a metal insert to firmly hold the bolt. It is equipped with a sling adaptor for attaching a strap, which makes it easier to wear. This is an original spare part.
Jing Gong, also known as JG or GB (Golden Bow), is a Hong Kong manufacturer of airsoft guns and parts. Jing Gong is one of the world's largest airsoft OEM (Original Equipment Manufacturer) factories with a long history of manufacturing and large production volume. JG focuses on the production of lower and middle price range guns.
Their line of electric guns is based on "clones" of higher-end brands, many of which are adopted from Tokyo Marui. Jing Gong produces many affordable but high performance AEGs.