Enclosures and housings
SIG P320 Extended Magazine Baseplate
- Bounding box
- 29.0 × 40.3 × 32.0 mm
- Engine
- Precision B-rep
- Parameters
- 12
- Published
- September 30, 2026
Download
Free to download and use. See the terms.
The prompt
// ==================================================================== // SIG P320 Extended Baseplate (Open-Back / Rear Flush Version) // // ==================================================================== $fn = 100; // High mesh resolution for manufacturing // --- Main Dimensions (mm) --- mag_width = 21.6; // Metal tube outer width mag_depth = 33.8; // Metal tube outer depth ext_height = 28.0; // Total height of extended extension wall_thick = 2.2; // Wall thickness // --- Baseplate Locking Floor Specs --- floor_thick = 3.5; // Solid bottom plate thickness detent_w = 8.2; // Rectangular floor locking tab width detent_d = 5.5; // Rectangular floor locking tab depth module baseplate_extension() { difference() { // 1. Outer Shell hull() { translate([0, 0, 0]) cube([mag_width + 2*wall_thick + 2.0, mag_depth + 2*wall_thick + 1.5, floor_thick], center=true); translate([0, 0, ext_height/2]) cube([mag_width + 2*wall_thick, mag_depth + 2*wall_thick, ext_height], center=true); } // 2. Main Internal Channel (Mag Tube Insertion) translate([0, 0, floor_thick]) cube([mag_width, mag_depth, ext_height + 2], center=true); // 3. REAR OPEN CUTOUT (Removes rear stop wall entirely) // Extends back past the rear face so the tube slides in cleanly translate([0, (mag_depth/2) + wall_thick, ext_height/2 + floor_thick/2]) cube([mag_width + 0.1, wall_thick * 3, ext_height], center=true); // 4. Floor Rectangular Retainer Plate Cutout translate([0, 0, -floor_thick]) cube([detent_w, detent_d, floor_thick * 3], center=true); // 5. Side Grip Ribs / Ergonomic Serrations for (i = [1 : 4]) { translate([ (mag_width/2) + wall_thick, -5 + (i * 4), 10 + (i * 3.5)]) rotate([0, 45, 0]) cube([3, 12, 3], center=true); translate([-(mag_width/2) - wall_thick, -5 + (i * 4), 10 + (i * 3.5)]) rotate([0, 45, 0]) cube([3, 12, 3], center=true); } } } // Render Model baseplate_extension();
Parameters
| Name | Value | Range |
|---|---|---|
| Magazine Body Width | 21.6 mm | 15 – 32 |
| Magazine Body Depth | 33.8 mm | 22 – 45 |
| Extension Height (above floor) | 28 mm | 8 – 60 |
| Wall Thickness | 2.2 mm | 1.2 – 4 |
| Floor Plate Thickness | 3.5 mm | 2 – 8 |
| Mag-Well Flare, per side (X) | 1 mm | 0 – 3 |
| Mag-Well Flare, per side (Y) | 0.75 mm | 0 – 3 |
| Floor Locking Tab Slot Width | 8.2 mm | 2 – 20 |
| Floor Locking Tab Slot Depth | 5.5 mm | 2 – 20 |
| Grip Serrations per Side | 4 ea | 0 – 8 |
| Serrration Cut Depth | 1 mm | 0.3 – 1.5 |
| Serrration Length (Y) | 12 mm | 4 – 25 |
Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.
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