Best Mechanical Roller Chain Sprockets (2026 Guide)
We selected sprockets with the highest aggregate customer ratings and substantial review counts, emphasizing a range of bore sizes, tooth counts, and durable materials
This guide covers top-rated mechanical roller chain sprockets for industrial and workshop use, selected for high ratings and robust review counts across common bore sizes and tooth counts. Picks were chosen by aggregating customer ratings, review volume, material and bore options to surface reliable sprockets for typical power-transmission tasks
Top Picks
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1
Jeremywell 60-tooth #40 roller chain sprocket, 1" bore, B type
A #40 roller chain sprocket with 1" bore and 60 teeth designed for 1" live axles. Well-machined, heavy-duty feel with easy installation and good alignment, though some note it runs 2mm small
- 1" bore with 60 teeth
- 1/4" keyway with 2 setscrews
- no hardened teeth
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2
Jeremywell 40B50 roller chain sprocket, 3/4 in bore, 50 teeth
Sprocket for mechanical roller chain systems with a 3/4" bore and 50 teeth. 1045 high-carbon steel meets ANSI and MARTIN standards. Customers note solid build, easy installation, and good fit with existing chains
- 3/4" bore compatibility
- 50-tooth configuration
- 1045 carbon steel meets standards
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3
Jeremywell 40B48 roller chain sprocket, 5/8 bore
Sprocket for roller chain systems with a 5/8" bore and 48 teeth. 1045 medium carbon steel meets ANSI and MARTIN standards. Customers note easy installation and good fit, with mixed feedback on size and bearing quality
- 5/8" bore capability
- 48-tooth sprocket
- ANSI and MARTIN standard steel
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4
Roller chain sprocket B type 1" bore, 24 teeth
Sprocket for 12.7mm (1/2") pitch with 24 teeth and 1" bore. Hardened steel with tempering for wear resistance and good durability. Users report functional performance with some fit-related alignment variations
- hardened teeth HRC38-42
- 1/2" pitch compatibility
- 2 setscrews for secure mounting
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5
#35 Roller Chain Sprocket B Type 5/8" Bore 30 Teeth
B Type roller chain sprocket with 5/8" bore, 30 teeth, forged from AISI 1045 steel. Designed for high-temp quenching hardness and wear resistance. Customer note: good quality and durability, with some fit issues reported
- 30 teeth for balanced ratio
- B Type sprocket with 5/8" bore
- hardened teeth for wear resistance
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6
Roller Chain Sprocket B Type 1" Bore, 30 Teeth
AISI 1045 steel roller chain sprocket with 30 teeth, 1" bore, and 9.525mm (3/8") pitch. Includes 0.25" keyway and two setscrews at 90 degrees for secure mounting. Customer feedback notes good quality and durability with mixed fit
- 1" bore with 0.25" keyway
- HRC38-42 hardness
- AISI 1045 steel body
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7
Roller Chain Sprocket B Type 30 Teeth 3/4" Bore
Roller chain sprocket with 30 teeth, 3/4" bore, 12.7 mm (1/2") pitch. Hardened gear with high hardness and wear resistance. Customer notes good quality and reliable function, with mixed fit feedback
- wear-resistant hardened teeth
- AISI 1045 medium carbon steel
- 2 setscrews at 90 degrees for secure mounting
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8
Roller Chain Sprocket B Type 1" Bore 36 Teeth
Sprocket for roller chain drives with 1" bore and 36 teeth. Hardened teeth and high-temperature quenched gear part for wear resistance. Customer note: good quality and durable, with some fit and alignment variation reports
- 36-tooth gear with 1" bore
- HRC38-42 hardened teeth
- wear-resistant steel and quenching