VULPO Airsoft Paintball M4 BB Speed Loader Hand Crank Military Quick Loader AK MP5 G36 Magazine Speed Loader Converter Adapter Feature: M4 BB Speed Loader hand crank loader 1.It is an essential piece of gear for every airsoft player's kit. 2.With the quick spin of a crank, almost any M4 mid-cap magazine can be fully loaded in under 5 seconds. 3.The speed loader can hold up to 1000/3000 rounds. Sliding door for easy refilling. 4.The compact size allows it to be used anywhere you'd use a traditional speedloader. It fits perfectly inside any double M4 mag pouch to easily be carried into the field. Product Specification: Material: ABS Plastic Function: M4 hand crank loader Bullet size: diameter 6mm 1000 Rounds M4 BB Speed Loader Size:18.5*6.5*4.5cm 3000 Rounds M4 BB Speed Loader Size:11.1*6.6*4.7cm Bottle Size:19.5*5.9*16.5cm AK /G36/MP5 Adapter : Material:ABS AK Adapter: 70g, 93x33x91mm G36 Adapter: 65g, 105x106x36mm MP5 Adapter: 65g, 71x31x86mm Light weight, small size, easy to install and carry. Suitable for different occasions. It can help you adapt airsoft AK/G36/MP5 magazine to M4 speed loader