Replaces 40BB18H-5/8 Idler Sprocket for #40 Chain - 18 Teeth, 5/8" Bore Mod-Q8B-1260

Idler Sprocket 40BB18H-5/8 Specifications: Chain Size: #40 Number of Teeth: 18 Bore Diameter: 5/8" Outside Diameter: 3.14" Overall Width: 0.284" 203KRR2 Ball Bearing Features: Precision-machined for smooth operation Hardened teeth for durability Ball bearing design for reduced friction Compatible with standard #40 roller chain

• High-Quality Material ✔ Made from premium [chrome steel/stainless steel/ceramic] for exceptional durability and long-lasting performance, even under heavy loads.
• Smooth & Precise Rotation ✔ Engineered for low friction and high-speed operation, ensuring smooth rotation and reduced energy loss in your machinery.
• Wide Compatibility ✔ Perfect for [industrial machinery, automotive applications, skateboards, electric motors, etc.] – fits [specify common models if applicable].
• Corrosion & Wear Resistant ✔ Features [heat treatment/sealed design/special coating] to resist rust, dust, and wear, extending the bearing’s lifespan.
• Easy to Install & Maintain ✔ Pre-lubricated and ready to use; sealed design minimizes maintenance while keeping contaminants out.