Check the listing for details. 4x Airsoft 14mm CCW Barrel Thread Protectors For GBB AEG 3D printed. Condition: New. Listed at 19.99 USD. A set of 4 variety combo I designed for your airsoft 14mm CCW thread. I don't use junk materials and I tweak my 3D printer settings to give you the best outcome. These are printed in Iron Gray metallic PLA by Bambu. By default I will ship 4 different styles, but you can pick any 4 you want. If you want matt black or bronze, or a specific color, shoot me a message.