Homemade Airsoft Shotgun Shell (Tutorial)
How to build a Airsoft firecracker shotgun shell with a 12ga shell 3/4 inch wood and a firecracker. You could build hundreds of these for less than $20.
source
How to build a Airsoft firecracker shotgun shell with a 12ga shell 3/4 inch wood and a firecracker. You could build hundreds of these for less than $20.
source