Home / Accessory-Magazines / ProMag GLOCK 21/30 45ACP 40RD DRUM Sale! ProMag GLOCK 21/30 45ACP 40RD DRUM$12499 Original price was: $12499.$9424Current price is: $9424. In stock ProMag GLOCK 21/30 45ACP 40RD DRUM quantity Add to cart SKU: DRM-A37 Category: Accessory-Magazines Product ID: 61419 Description Description Black Polymer DrumFits Glock 21 & 30 Models Related products Sale! Warne GLOCK 19/23 MAG EXT +5/+4 GRY $5449 Original price was: $5449.$5201Current price is: $5201. Sale! Warne GLOCK 17/22 MAG EXT +5/+4 FDE $5449 Original price was: $5449.$5201Current price is: $5201. Smith and Wesson MAGAZINE M&P45 10RD FDE BASE $4200 Warne CZ 75 9MM MAG EXTENTION +5 GRY $4449