FPS Range: 340-370 Color: Two-Tone King Specifications: Dimensions: 271mm x 151mm Muzzle Velocity: ~350 FPS (Measured w/ 0.20g BBs and Green Gas) Magazine: 30+1 rounds. Compatible with KJW, WE, TM, and other similar Airsoft HICAPA Series Magazines Gas Type: Green Gas, Red Gas, Propane Firing Mode: Semi Automatic, Safety System: Gas Blowback Hopup: Yes, Adjustable Will come with a extended mag and regular mag If you want the tapped m4 it’s an extra $125 Trades welcome but only local Purchases would prefer only in California