Material and durability: crafted from alloy steel, this freewheel delivers strong durability and impact resistance to support long lasting performance under demanding conditions. Performance and shifting: 5 speed folding bike freewheel designed for seamless gear transitions and efficient riding across varied terrains. Design and compatibility: compact design optimized for folding bikes and compatible with common folding bike configurations, providing reliable operation without adding bulk. Target users: ideal for city commuters, casual cyclists, and folding bike enthusiasts looking to upgrade with a performance component. Key benefits at a glance: durable construction, smooth shifting, versatile performance, and a design tailored for folding bike setups. Use scenarios: Daily city commutes where reliable speed control and smooth gear changes improve efficiency and comfort. Weekend rides in public parks or gardens, with easy adjustments to match flat, run, or gentle surfaces. Countryside trails requiring consistent performance on mixed terrain and varying gradients.