20pcs M3 45+6mm Female Male Thread Brass Hex Standoff Spacer Screws PCB Pillar 74.1-65.1mm The pinion motor gear is

The pinion motor gear is made of Cast Iron

Turn the knob or use the key to lock

Fit Hole Size: 12-14mm

31"(D x L)

20pcs M3 45+6mm Female Male Thread Brass Hex Standoff Spacer Screws PCB Pillar 74.1-65.1mm The pinion motor gear isDescription: Brass material, male female type threaded, and it is perfect for mounting between PCB circuit boards and machine boards. specifications: Product Name: Hex Standoff Spacer Male Thread Length: 6mm 0. 24 inch Female Thread Length: 45mm 1. 77 inch Hex Side Width: 5. 2mm 0. 2 inch Thread Size: M3 Total Length: 51mm 2 inch Net Weight: 116g Material: Brass Color: Gold Tone Package Content: 20pcs x Hex Standoff Spacer