Panzer Arms M4 Speed Pro Magazine Extension (Canadian Legal +1)

Upgrade your Panzer Arms M4 Speed Pro with a durable, Canadian-compliant magazine extension designed for reliable performance and proper fit. Built for strength and consistency, this extension allows increased capacity while staying within legal limits.

Available in Black and Tungsten Grey Cerakote finishes.

Specifications:

• Overall length: 4 3/8"
• Material: CNC machined 4140 steel
• Finish: Cerakote (Black or Tungsten Grey)
• Made in Canada
• Uses factory spring (no spring or follower included)

Compatibility:

• Fits most Panzer Arms M4 Speed Pro models in Canada
• Important: Your factory tube must measure 4 3/8" for proper fit
• Not guaranteed compatible with all Turkish clones due to varying thread patterns
• Canuck Operator Elite: requires Benelli M4 +1 extension and universal spring/follower kit

Compliance:

• Meets Canadian capacity laws
• Allows 6 rounds of 2 3/4" shells (maximum remains 5 rounds of 3" shells)