Our take:  The APS Polymer ACP Airsoft Pistol Magazine BB Follower is made of high quality polymer and is 100% compatible with the APS CO2 Blowback Action Combat Pistol.  If you own a CO2 ACP, this is the perfect replacement part for your magazine.

NOTE:  This BB follower is designed for use with APS ACP CO2 Blowback Pistol.

Features:
- High quality polymer construction
- Compatible with APS CO2 ACP
- Easy-to-install design

Package includes:  ACP magazine BB follower

Package weight: 1 lb