Sizing & Fit Guide: Comp-Tac Single, Twin & Belt Feed Mag Pouches
Ensure your magazines stay secure and draw smoothly. Use the chart below to find the exact Size required for your handgun model. Comp-Tac pouches are the gold standard for IDPA, USPSA, and tactical applications.
| Size | Compatible Firearm / Magazine Models | Notes |
| Size 1 | 1911 Single Stack | |
| Size 4 | Glock 9mm/.40 Double Stack (G17, 19, 22, 23, 34, etc.) | Most Popular |
| Size 5 | Glock .45 Double Stack (G21, 30) | |
| Size 10 | 1911 Double Stack / HK USP 9/.40/.45 Poly / Walther PPQ .45 | Wide-body mags |
| Size 12 | Sig Sauer P320 / M17 / M18 | Duty Standard |
| Size 19 | S&W M&P 9mm/.40 | |
| Size 21 | CZ P-01 / SP-01 / Shadow 2 | Top Choice for IPSC |
| Size 43 | Glock 43 | Sub-compact Single Stack |
💡 Professional Advice:
- Carry Side Selection: If you are a Right-Handed shooter, select "Left Side Carry" to allow for a natural support-hand reload.
- Configuration: The Belt Feed option is optimized for competitive speed, while the Single and Twin pouches offer versatile everyday carry or range use solutions.