ProMag Glock 21 .45 ACP 40-Round Drum Magazine – G21/G41 Compatible

The ProMag Glock 21 drum magazine holds 40 rounds of .45 ACP, giving you more than triple the capacity of a standard Glock magazine.

• Caliber: .45 ACP
• Capacity: 40 rounds
• Compatible Firearms: Glock 21, Glock 41
• Material: Polymer body with steel internals
• Features: Clear body for round count visibility, includes loading tool
• Warranty: Lifetime from ProMag
• State Restrictions: Not legal in CA, CO, CT, HI, MD, MA, NJ, NY, VT, DC