The left and right side of the handguard utilizes keymod rails to give you a smooth surface to grip

Rail System w/ Integrated Flip-Up Front Sight

Includes rail locating keys for Glock style

Flared chamber allows BB feeding much smoother

5" One Piece Metal Specifics: Outer Barrel

Maple Leaf Crazy Jet Inner Barrel for Tokyo Marui GBB Pistols [100mm] Hi-Capa Magazine Gasket The left and right sideFeatures Brass alloy construction Designed to enhance accuracy Unique design provides a cushion of air around the BB after it leaves the barrel Length: 100mm Inner Diameter: 6. 01 Compatibility: For Tokyo Marui and Other Airsoft GBB Pistols Material: Brass, Metal Alloy Manufacturer: Maple Leaf