The 
LCT PK-147 Plastic Upper Handguard-With Gas Tube (BK)
 is an airsoft accessory designed as a direct replacement part for LCT's AK AEG rifle series, made of durable nylon and steel components. 
 
Product Details
Compatibility: Designed specifically for various LCT AK AEG models, including the LCK-74MN, LCK-74M, LCKS-74M, LCK-104, and many others. Compatibility with non-LCT products is not assured.
Material: The handguard is made of nylon plastic, while the included gas tube is made of steel.
Weight: The product weighs approximately 0.1358 kg (135.8g).
Color: The handguard is black, as indicated by the "(BK)" in the product name.
Type: It is classified as an external part/foregrip for Airsoft Electric Guns (AEG).