Hot Racing Steel Pinion Gear 21 Tooth 0.6 Module for 5mm/1/8in Motor Shafts

Hot Racing 21T, 0.6 module (~42P) steel pinion gear for 5mm or 1/8in motor shafts.

Features:

CNC machined steel with black Nitride finish

Heavy duty 4mm set screw

Long design for maximum motor shaft contact

Laser marked tooth count

Includes a 5mm-1/8in shaft adapter to accommodate both 5mm and 1/8in motor shafts

Specifications:

Teeth: 21

Pitch: 0.6 module (~42P)

Length: 10.5mm

Outside diameter: 13.8mm

Tooth face width: 5mm