It can be matched with Worker MOD W0206 (Worker Mod Flywheel Update Kits for Nerf STRYFE/Rapidstrike CS-18 Toy Color Orange) or Worker MOD W0315 (Worker Mod Flywheel Update Kits for Nerf STRYFE/Rapidstrike CS-18 Toy Color Rose Gold) the test effect of these two flywheel sets is better. Made of high quality metal electronic components and a durable PLA.The speed of push rod can be adjusted and the speed of shoot can be changed.Stryfe can be semi-automatic and fully automatic mode control can bring more fun for players. Manufacturered by WORKER. Please notice this kits need some installation skills so it is generally not suitable for people under 14 years of age.All the parts are separate and you need to reassemble them. Blaster not included! Compatible with Worker Mod Swordfish Shell.