This Picatinny rail–mounted 18650 battery holder is a compact, purpose-built storage solution designed for secure retention of a single 18650 lithium-ion cell. The model features a low-profile form factor that mounts directly to standard Picatinny rails, making it ideal for tactical, field, or modular equipment setups.

Engineered for reliable fit and ease of access, the holder provides firm battery retention while allowing quick removal when needed. The design is optimized for 3D printing and is suitable for use with common filament materials such as PLA+, PETG, or ABS.Features:

Holds 1× 18650 battery

Compatible with standard Picatinny rails

Compact, low-profile design

Secure retention with quick access

Optimized for 3D printing

Clean, professional geometry for reliable prints