Two more precision inner barrels have been released by PDI-Japan for the new Tokyo Marui MP5A5 NGRS. These are 6.03mm and 6.01mm inner barrels and airsoft players also have the option of 6.15, 6.08, and 6.05mm inner barrels which were released earlier. These are high precision stainless steel barrels made by cold forging.

6.01 INNER BARREL 149mm / For Tokyo Marui NEXT GENERATION MP5A5 Short

6.03 INNER BARREL 149mm / For Tokyo Marui NEXT GENERATION MP5A5 Short