Description
The factory P320 slide catch sits flush and close to the frame, which creates real issues for most users. Whether you're trying to lock the slide back at the range or performing a reload under pressure, that shallow lever requires awkward hand contortions and constant repositioning of your thumb to get a solid purchase. The Wilson Combat 320SR solves this by offering substantially more surface area and extending further from the frame than the OEM part.
Extended Profile for Better Access
This extended slide release provides roughly 40% more width than the factory lever, making it significantly faster to locate during dynamic shooting. The grooved texture runs deep across the contact point, giving your thumb the tactile feedback it needs to grip the release without your hand slipping or requiring added pressure. Even with gloved hands or in stressful situations, the larger profile and increased mechanical advantage make releasing the slide intuitive and repeatable.
Durable Construction and Simple Installation
The 320SR is precision-stamped from ordnance-grade steel and finished in black nitride, which means it'll handle the wear that comes with regular use at the range or in daily carry scenarios. Installation is truly straightforward since it uses the factory slide release spring and post. Disassembly of the frame is required, but there's no need for specialized tools or any permanent modifications to your pistol.
Compatibility Across P320 Lineup
This upgrade works with all generations of P320 models in 9mm, .40 S&W, and .357 SIG across the Carry, Compact, and Full-Size frames. The design stays clean and proportional whether you're running a subcompact or a full-size, so you're not dealing with some oversized aftermarket part that looks out of place on your gun.
Key Specifications
- Manufacturer: Wilson Combat
- Part Number: 320-SR
- UPC: 810025503161
- Material: Ordnance Steel
- Finish: Black Nitride
- Compatibility: Sig Sauer P320 (All Generations, Carry/Compact/Full-Size)
- Caliber Compatibility: 9mm, .40 S&W, .357 SIG
- Installation Type: Drop-In Replacement (Uses Factory Spring and Post)
- Dimensions: 3.25 x 1 x 0.55 inches
- Weight: 0.055 pounds
- Profile Increase: 0.040 inch wider than factory release
What’s Included
- Wilson Combat 320SR Extended Slide Release
Frequently Asked Questions
Will the Wilson Combat 320SR fit my P320 subcompact?
Yes, this extended slide release is compatible with all P320 generations and frame sizes, including Compact, Carry, and Full-Size models. The design scales proportionally across the lineup, so it looks and functions correctly whether your gun is a subcompact or full-size.
How difficult is it to install the 320SR?
Installation is straightforward since it's a drop-in replacement that uses your factory slide release spring and post. You'll need to remove the frame from the slide assembly and swap out the old lever for the new one, but no gunsmithing, specialized tools, or permanent modifications are required. Most people can complete the swap in under 10 minutes.
Is this slide release ambidextrous like the factory P320 lever?
The Wilson Combat 320SR extends the lever on both sides of the frame, making it more accessible for right and left-handed users compared to the low-profile factory design. However, like most P320 slide releases, the actual catch mechanism engages only on one side of the pistol.
What makes this better than the factory slide catch on my P320?
The factory P320 slide catch sits close and low to the frame, making it difficult to locate and operate quickly, especially under stress or with gloved hands. The 320SR provides roughly 40% more surface area, extends further, and includes deep grooves for better tactile feedback and grip, allowing faster, more intuitive operation without shifting your hand position.







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