Summary
Nerf top mount rails… should be compatible with Worker mod top mount rails
e.g. https://www.amazon.com/Worker-15-Slot-Picatinny-Mount-Printed/dp/B0767G117B/ref=sr_1_8
Nerf top mount rails 3D Print Model


Summary
Nerf top mount rails… should be compatible with Worker mod top mount rails
e.g. https://www.amazon.com/Worker-15-Slot-Picatinny-Mount-Printed/dp/B0767G117B/ref=sr_1_8