Outside diameter: 11.92mm, Front outer teeth M11 * 0.5
Material: brass
It is used to hold 3.8mm laser diode like SL3237/NDV4542/NDV1342
It is necessary part to make a laser module, plus lens and lens holder, you can DIY a laser module.
Package:
3pcs Brass Mount Holder Frame M11x0.5 for Laser Diode 3.8mm
