This GLOCK magazine is constructed from a hardened steel insert encased in high tech polymer to protect the magazine and prevent deformation, even when dropped from a great height. The high quality spring and follower ensure reliable feeding from the first round fed by a fully compressed spring down to the last shot.

Standard magazine for: G17 Gen5, G34 Gen5 MOS, G45, G45 MOS, G47 MOS
Also fitting: G19 Gen5

FEATURES

• Constructed of hardened metal encased in durable polymer
• Viewing windows for visual confirmation
• Double-stack design
• Metal magazine spring
• Enlarged front of the black polymer base plate
• Orange follower