Attributes:
- ADDITIAL FEATURE 1: Black Polymer Drum
- ADDITIAL FEATURE 2: Fits Glock 21 & 30 Models
- CALIBER/GAUGE: 45 ACP
- CAPACITY: 40
- DESCRIPTION: BLACK POLYMER
- FAMILY: G21 Series
- MANUFACTURER: ProMag
- MANUFACTURER MODEL NUMBER: DRM-A37
- MODEL: Glock 21/30 40 Rd. Drum
- UPC: 708279014963
