Number of teeth: 15-40 Teeth Pitch: 3mm Bore: D Bore Product Type：AF-Type Main material: Aluminum alloy, (Capped edge: iron plated zinc). Suitable for Timing Belt Model: HTD Timing Belt Slot width: 11mm / 16mm (Suitable for Timing Belt Width:10mm / 15mm) Fixing grub screw size: M4*2 (Free gift)
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