ProMag Pistol Magazine Hi-Point 4595TS .45 ACP 40 Round Black 1 Pack DuPont Zytel Polymer 40RD. It is constructed of DuPont Zytel polymer with injection molded mag follower and mag spring formed from chrome silicone wire. Specifications for ProMag Hi-Point 4595TS .45 ACP 40 Round Pistol Magazine: Manufacturer: ProMag Gun Model: Hi-Point 4595TS Caliber: .45 ACP Magazine Capacity: 40 Round Color: Black Fabric/Material: Polymer Magazine Type: Drum Package Contents: ProMag Hi-Point 4595TS .45 ACP 40 Round Pistol Magazine What firearm models does the manufacturer say ProMag Hi-Point 4595TS .45 ACP 40 Round Pistol Magazine is compatible with? The manufacturer says that ProMag Hi-Point 4595TS .45 ACP 40 Round Pistol Magazine is compatible with Hi-Point 4595TSProMag DRMA18-40RD: Pistol Magazine Hi-Point 4595TS .45 ACP 40 Round Black 1 Pack DuPont Zytel Polymer