Specifications - Brand: Maple Leaf - Material: Stainless Steel - Inner Barrel Length: 500mm - Inner Barrel Length: 6.02mm - Package Includes: 1X Inner Barrel Features - Made with precision SUS304 Stainless Steel coating - Increases accuracy for tighter groupings when firing AEG airsoft rifles - Compatible with most most airsoft AEG rifles - Tight bore 6.02mm inner diameter for accuracy and precision - Recommended for standard AEG's