20mm Gas GELBALL Shotgun Shell for 870 / Shotshell Launcher

Free Launcher 3D printing drawings Download Link:

https://www.thingiverse.com/thing:3952800

https://www.thingiverse.com/thing:1730007

Free GUN&SHOTGUN 3D printing drawings Download Link:

https://www.thingiverse.com/thing:4228508

https://www.thingiverse.com/thing:3880096

https://www.thingiverse.com/thing:1831043

https://www.thingiverse.com/thing:1951251

https://www.thingiverse.com/thing:41778

https://www.thingiverse.com/thing:4565950

https://www.thingiverse.com/thing:4551554

Gas GELBALL Shotgun Shell:
Made of Aluminum alloy and stainless steel
Colour: Green
Weight: 45g

Shotshell Launcher:
Made of SLS Commercial HP nylon 3D printing
Colour:  Black
Weight: 51g

AKA Alpha King M870 R1 and R2 need upgrade to use gas shell, There are a lot of details to pay attention to in the process of assembly and upgrade. It is recommended to watch This Video completely!

1PCS Launcher+2PCS Shell = 65USD

2 PCS Gas Shell =35USD

5 PCS Shell = 69.99USD

10 PCS Shell = 129.99USD