MP5 Handguard Picatinny Rail (11-Slots) (PT+) for Airgun, Airsoft Gun, Nerf Blaster, Gel Blaster, and Paintball Marker Color:Black We suggest using the AirPower3D

We suggest using the AirPower3D Pellet Seating Tool

you can use any Modulus shoulder stock in the back of the Splat-R-Ball gel blaster

It's heavier and feels more substantial than our standard model

2) The surest method is to measure the diameter of your M416 muzzle and compare it to the measurements in our photos

This is an extension for the following products:

MP5 Handguard Picatinny Rail (11-Slots) (PT+) for Airgun, Airsoft Gun, Nerf Blaster, Gel Blaster, and Paintball Marker Color:Black We suggest using the AirPower3DThis AirPower3D product is a Picatinny rail for H&K MP5 airgun, airsoft gun, gel blaster, Nerf blaster, and paintball marker. The standard H&K MP5 has a slanted handguard. Mounting a regular Picatinny rail or Weaver rail to the bottom of the handguard means the rail will be slanted as well. This specially designed Picatinny rail accounts for the slant. When you affix this rail to the bottom of the MP5 handguard, it will give you a Picatinny rail that