Description:This stabilizer ring is precision-machined from CNC aluminum alloy, combining lightweight design with high strength to provide excellent support without adding unnecessary weight. Its adjustable design easily accommodates barrels with an outer diameter of approximately 19mm. Multi-point fixing effectively enhances the coaxiality of the inner and outer barrels, reducing sway and offset, thus significantly improving shooting accuracy and consistency. The product includes four curved clips, four fixing screws, and installation tools, making installation simple, quick, and reliable. Whether for performance upgrades or structural optimization, this stabilizer ring is a key component for improving overall performance. Compatibility: Universal Stabilizer Ring,19mm outer diameter barrel. (Except for PDX and MK18) Universal Stabilizer Ring — Compatible with Sijun M4, HK416, Jingji SLR, and more toy blaster. Material: Metal Packing List: 1 * Metal Stabilizer Ring