Double-Barrel .22LR Derringer Model – Mechanical Assembly

A highly detailed 1:1 scale replica model of a classic pocket derringer. This design features a functional break-action pivot, dual-barrel geometry, and a working hammer/trigger linkage interface. Excellent for mechanical study, historical displays, or cosplay props.

This is a 1:1 scale, highly detailed display model inspired by classic over-under double-barrel derringer pocket pistols. This model is designed strictly as a non-functional replica, cosplay prop, or training aid. It features a working break-action hinge and a moving trigger/hammer assembly for realistic handling.

  • Scale: 1:1 full-size replica
  • Mechanism: Functional break-open latch and pivoting barrels
  • Format: Optimized STL files, print-ready with minimal supports
  • Assembly: Requires standard M3 screws and small pens springs for the click mechanisms

⚙️ Recommended Print Settings

  • Material: PLA or PETG
  • Infill: 20% to 30% (Gyroid recommended)
  • Layer Height: 0.16mm to 0.2mm for crisp details
  • Walls/Perimeters: 3 to 4 lines
  • Format: STL / OBJ
  • Scale: 1:1 (Full scale)
  • Parts: 8 individual interlocking components
  • Assembly: Requires standard M3 screws and small springs