RPS AEG M4 Mid-Cap Murder Magazine Spring with Follower Kit (3 Pack) (GG08-23)

Murder Mag Spring and Followers are replacements for Murder Mags, but they are commonly used as replacements for other M4 mid-cap magazines. Very common to replace ARP9 Magazines and Hi-Capa magazine springs.

Great for reliable feeding when using heavyweight BBs or both.

The Murder Magazine Spring and Follower will fit the following magazines:

• PTS SpeedQB X EPM 150-Round Mid-Cap Magazine
• KWA MS 120-Round Mid-Cap Magazine
• Elite Force 140-Round Mid-Cap Magazine
• and other non-proprietary mid-cap magazines

Features:

• Reliable feeding 
• Great for heavier BBs
• Replacement or Upgrade Mid-Cap Spring
• 160 Round Capacity
• Feeds up to 65 RPS

Package Includes:

• 3 - Heavyweight Springs found in Murder Mags and PTS magazines
• 3 - Unique-shaped follower that allows smooth BB feeding and turning through the curves of magazines.

Some modifications are required in some applications.  For Hi-Capas, use the stock follower.