Uxcell #25 Chain Idler Sprocket, 20 Tooth, 10mm Bore, 1/4" Pitch, C45 Steel With 6900ZZ Bearing, Black Oxide

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Description

If you need a solid idler sprocket for your chain drive system, this uxcell #25 model is a great fit.
It has 20 teeth, a 10mm bore, and a 1/4-inch pitch, matching ISO 04C chains.

25 Roller Chain Idler Sprocket Type C – 12mm Bore, 20 Tooth, 1045 Steel Hardened, With 2x 6901Z Bearings – Industrial Drive Sprocket

The sprocket is made from C45 carbon steel with the teeth heat-treated for high hardness and wear resistance, so it's built to last.
It comes with a sealed 6900ZZ bearing that lets it spin freely on a fixed shaft.
The total width is 15mm, and the outside diameter is about 43mm.

uxcell #25 Chain Idler Sprocket, 10mm Bore 1/4 Pitch 20 Tooth Tensioner, Black Oxide Finish C45 Carbon Steel with Insert Single Bearing for ISO 04C Chains

It's great for milling machines, drilling machines, or other industrial transmission applications.

Uxcell #25 Chain Roller Sprocket 10mm Bore 1/4 Pitch 15

Just make sure you've got at least three teeth engaged with the chain for smooth operation.

Uxcell 12 Tooth Idler Sprocket 8mm Bore 1/2 Pitch Uxcell Chain Idler Sprocket - 12 Tooth 1/2 Pitch With 8mm Bore & Double Bearing For ISO 08B Chains

Good quality and reasonably priced.

uxcell #25 Chain Idler Sprocket, 10mm Bore 1/4 Pitch 20 Tooth Sprocket Tensioner, C45 Carbon Steel 25 Roller Chain Sprocket with Bearing for ISO 04C Chain, 2Pcs