Good news to the only one full auto springer blaster Nerf Stampede, now come with a strong and reliable gear kit for the full auto strike module. Even with upgrade spring coil, this metal steel gear set make it strong enough to withstand the large spring load. Recommended for 9KGs spring.
Advance modding skill require and replace the gear set in the blaster.
Worker MOD Metal Gear Reinforce Full Auto Kit for Nerf Stampede Modify Toy
Size (LxWxH, mm): Various
Weight (g): 90
Fomation: CNC machining
Packing Size (LxWxH, mm): 40 x 40 x 20