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If you're running your PDP Full-Size SD in competition or serious training, the factory magwell fundamentally changes how your reload feels. Rather than wrestling with magazine insertion when you're moving fast or stressed, the flared opening does the work for you. It's a simple piece, but the engineering makes a real difference.
The aluminum magwell extends the grip opening slightly and funnels magazines into place with a wider entry funnel. This matters when you're shooting under time pressure in matches or when building muscle memory for defensive work. Walther's OEM approach keeps things straightforward and light, avoiding unnecessary bulk while delivering the speed benefit competitors and trainers actually need. It installs easily by removing a pin, repositioning the magwell, and replacing the pin. The whole job takes just a few minutes with basic tools.
One critical detail: your factory plastic baseplate magazines won't work properly with the magwell installed. They'll seat inconsistently or fall out because the plastic plates are cut for the standard frame. You'll need to switch to magwell-compatible magazines or extended basepads. That's just how these systems work across all magwell designs, not a flaw in Walther's part. Check your magazine setup before installation so you're not surprised when you get it mounted.
Black aluminum construction keeps the weight down while providing durability and corrosion resistance. The magwell blends into the frame's aesthetic and doesn't throw off your pistol's balance or ergonomics. It extends your grip slightly, which some people prefer for better control and hand purchase, but won't cause problems with most holsters or handling. Perfect for range work, training, and any competitive division that allows magwells.
Your original plastic baseplate magazines won't seat reliably with the magwell installed. The plastic plates are designed for the standard frame geometry. You'll need to replace them with magwell-compatible magazines or extended basepads. Once you switch to proper basepads, the magwell works extremely well with factory Walther 18-round magazines and other compatible designs.
Installation is straightforward. You'll drive out the small pin that holds the grip in place, slide the magwell over the frame, and reinstall the pin. The whole process takes about five minutes with a punch and hammer or proper pin punch tool. No gunsmithing or permanent modifications required, which means you can remove it anytime if needed.
The magwell extends your grip slightly, which most shooters find improves control and hand purchase during reloads. It adds minimal weight and maintains the PDP's excellent ergonomics. The low-profile design means it blends with the frame and won't negatively affect holster fit for most setups, though you should verify compatibility with your specific holster.
This OEM magwell works for any role you choose. Some people prefer it for carry, while others use it purely for training and matches. The flared opening makes emergency reloads more reliable under stress, which has real defensive value. Just verify your holster accommodates the extended grip before committing to it as a carry setup.
| UPC | 723364230899 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 5136310 |
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