Plastic tail, perfect fits all 4BA threaded diameter barrels, very compatible. It is made of high-quality plastic material, very and strong, with excellent resistance to breakage. Premium material makes the shaft flexible and avoids previously caused tears This product features a design that makes it very compact and perfect for your gaming. The precision molded flight ensures every shot flies perfectly at a 90 degree angle. Material: plastic colour: Pink Package Contents: 3 x accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.