Imao’s sprockets are available from a wide variety of materials and sizes.
SIS-SUS: Stainless Steel Idle Sprockets
・Stainless-steel body and bearing for high corrosion resistance
・ Heavy-duty
・ Stable rotation with moulded-in ball bearing
・ Sealed bearing for use in dusty environments
・ Applicable to chain No. 35, 40, 50, 60
・ For 15mm diameter spindles
Use with PID1511 Idler Pins.
Materials:
Sprocket body: SUS304 Stainless steel
Bearing: Stainless steel
Datasheet: https://www.imao.co.jp/files/on-cat/pdf/en/sis-sus-e.pdf