Phase 5 Weapon Systems Low Drag, High Visibility Magazine Follower, Red, Made From Precision Machined 7075-T6 Aluminum, Fits Benelli M2 & M4, Mossberg 930 & 500, Remington 1100, 870 & 11-87, Stoeger M3000, KelTec KSG (Fits Most Factory 12 Gauge Shotguns Magazine Tubes and Extensions Without Spring Follower Retention Dimples) 12GSF-RED