20tooth carbon steel motor sprocket for 420 chain designed for my1020 geared motors. Built to withstand repeated use with wearresistant properties, delivering longlasting durability for your bike or motor setup. Key benefits Durable carbon steel construction with wear resistance for reliable performance over time Designed for seamless compatibility with the my1020 geared motor to simplify installation Lightweight replacement option that preserves original performance and reliability precision internal threading ensures a tight, secure connection to the bike hub Reduces risk of slippage or misalignment for stable, dependable operation What makes it stand out 20T size specifically matched to 420 chain systems Internal thread design provides secure hub attachment and durable engagement Combines strength, durability, and easy maintenance in a single replacement part Compatibility and specifications Tooth count: 20T Chain compatibility: 420 chain Material: carbon steel Thread type: internal thread for secure hub fit Intended motor: my1020 geared motor Use: suitable as a replacement sprocket for bikes or motorized setups that use 420 chain and my1020 motors Use scenarios Replacement on a bike or motorized bike with a 420 chain and my1020 motor after wear, damage, or cracking of the original sprocket Upgrading to a durable, longlasting sprocket for daily commuting or rugged use where wear resistance matters Keeping a lightweight backup sprocket in a maintenance kit to minimize downtime during trips or long rides This sprocket maintains the original product's specifications and function, offering clear benefits, robust materials, and reliable performance without unnecessary embellishment.