Features: Crafted from premium stainless steel with precisions heat treatments, these sprocket deliver superior wear resistance and impacts strength, ensuring long lasting durability and reduced maintenance costs for good performances in demanding applications. Featuring a 15 tooth chain wheel designs with a 10mm inner diameter, 15mm height, and 33mm outer diameter, each gear includes two screws for secure mounting and easy installation in chain driven systems. Ideal for mechanics, engineers, and DIYer enthusiasts working on lifting equipment such as hoists and chain assemblies, providing essential components for professional repairs and upgrades. Perfect for scenarios involving industrial machinery, construction sites, or workshop setups where robust chain wheels are important for smooth operations in lifting chains and mechanical drives. Engineered for precisions and efficiency, these gear accessories enhances overall systems reliability, practical for optimizing performances in various mechanical setups. Specifications: Component:Stainless Steel Diameter:3.3cm/1.3'' Package Includes: 2Pcs Chain Sprocket 4Pcs Set Screws 1Piece Wrench note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.