Double Strand Type B Hub Sprocket Built For 24B Chain Size With 38.1mm Pitch 20 Teeth Reboreable 40mm Bore 263.41mm OD 160mm Hub Diameter 71.98mm Width For Stable ISO Metric Drive

Single unit duplex Type B sprocket for 24B-2 chain, 20T
✔️ 40mm bore, 263.41mm OD, 160mm hub, 71.98mm width

This duplex Type B hub sprocket is designed for ISO metric drive with 24B-2 chains. It's commonly used in power transmission and conveyors where two chains run in parallel to share load and improve stability.

✅ 24B-2 chain with 38.10 mm (1.50") pitch
✅ Duplex Type B design with two chains side-by-side for higher power
✅ Shaft bore options 32-40 mm; max bore options 60-161 mm
✅ Pitch diameter range 135.23-1,382.72 mm
✅ Face width 71.98 mm; chain row thickness 23.62 mm
✅ High carbon steel construction for durability

💡 What is a duplex Type B sprocket and where does it fit in chain drives? This handy primer explains general usage in power transmission.

- Used with ISO metric drive chains in straight-line layouts - Two chains side-by-side increase load capacity and stability - Fits shafts 32-40 mm with standard keyways and setscrews - Made from high carbon steel for durability in heavy-duty applications