Features: brand new and high quality
Inner hole diameter: Approx. 5mm/0.19inch.
Simple structure: easy installation, easy disassembly and assembly.
Smooth transmission: buffer, strong damping capacity, low noise.
The pulley is made of aluminum alloy, with high hardness and high precision.
Uses: Widely used in milling machines, gear shapers, drilling machines, gear hobbing machines or other mechanical transmission occasions.

Specifications: Material: Metal + Rubber
Belt Width: Approx. 6mm/0.23inch
Type A: 20 Teeth Inner Hole 5mm/0.19inch+60 Teeth Inner Hole 5mm/0.19inch+ Closed Timing Belt 200mm/7.87inch
Type B: 20 Teeth Inner Hole 5mm/0.19inch+60 Teeth Inner Hole 5mm/0.19inch+ Closed Timing Belt 280mm/11.02inch
Type C: 20 Teeth Inner Hole 5mm/0.19inch+60 Teeth Inner Hole 5mm/0.19inch+ Closed Timing Belt 400mm/15.75inch
Type D: 20 Teeth Inner Hole 5mm/0.19inch+60 Teeth Inner Hole 5mm/0.19inch+ Closed Timing Belt 610mm/24.02inch
Type E: 20 Teeth Inner Hole 5mm/0.19inch+60 Teeth Inner Hole 8mm/0.31inch+ Closed Timing Belt 200mm/7.87inch
Type F: 20 Teeth Inner Hole 5mm/0.19inch+60 Teeth Inner Hole 8mm/0.31inch+ Closed Timing Belt 280mm/11.02inch
Type G: 20 Teeth Inner Hole 5mm/0.19inch+60 Teeth Inner Hole 8mm/0.31inch+ Closed Timing Belt 400mm/15.75inch
Type H: 20 Teeth Inner Hole 5mm/0.19inch+60 Teeth Inner Hole 8mm/0.31inch+ Closed Timing Belt 610mm/24.02inch

Package Includes: 1x 20 Teeth
1x 60 Teeth
1x Closed Timing Belt

note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order.
2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.