Enhance your cycling performance with this high-quality Bike Freewheel Set, crafted from premium steel for exceptional strength, rust resistance, and long-lasting durability. Designed specifically for 10-speed bikes, this freewheel ensures smooth and efficient chain rotation, compatible with Shimano and SRAM systems, and suitable for chain rings ranging from 11 to 42T. Key Features: · Premium Steel Construction: Made from high-strength steel, this freewheel resists rust, deformation, and wear, providing reliable performance over time. · Lightweight Hollow Out Design: The hollowed structure significantly reduces weight, minimizing fatigue during long rides and enhancing overall cycling comfort. · Smooth Chain Rotation: Engineered to deliver seamless chain movement, ensuring efficient power transfer and improved riding experience. · Compatibility: Perfectly designed for 10-speed bikes and compatible with popular Shimano and SRAM drivetrains, accommodating chain rings between 11T and 42T. · Easy Installation: Comes with all necessary tools, including a wrench and screw, making installation quick and hassle-free for cyclists of all skill levels. Specifications: · Material: Steel · Color: As shown in the picture · Applicable Chain Ring Range: 11-42T · Compatibility: Shimano, SRAM · Size: Approx. 17 x 4.5 cm (6.69 x 1.77 in) · Weight: Approx. 645g Package Includes: · 1 x Bike Freewheel Set · 1 x Wrench · 1 x Screw This durable and lightweight Bike Freewheel Set is an essential upgrade for cyclists seeking enhanced efficiency and reliability. Its robust construction and precise compatibility make it ideal for maintaining optimal bike performance on every ride.