GHK M4 GBB Magazine - Version 2 (Green Gas) 249 Don't have clearance for TDC

Don't have clearance for TDC you say

The 18000 motor is the world's first airsoft motor that combines 28 TPA with high-strength neodymium magnets inside precision CNC-machined externals

 Material – High Performance Reinforced Polymer

Aluminum buffer tube (with true quick change spring through the buffer tube)

32-round magazine

GHK M4 GBB Magazine - Version 2 (Green Gas) 249 Don't have clearance for TDCSpare gas magazine for the gas blowback M4 series from GHK. Holds up to 40x 6mm BBs and comfortably takes Green gas for normal operation but is strong enough to take Red gas as well. Also work with Viper Tech, Inokatsu, and others WA system GBBR.