Barrel Length:  97mm

Materials:  Stainless steel / Aluminum / Rubber

Compatibility:  GBB Pistol(TM, WE Spec.)

*Hop-up set:  Improved steel pressure plate / I-Key included / High quality metal hopup adjustment dial / Come with Maple Leaf Decepticons 75° Hop Up Bucking

*The inner barrel creates an air cushion around the BB as it exits the barrel to reduce air resistance for improved performance