Features: Features a 4mm fine adjusting screw for precise gear adjustments with 0.1mm accuracy, ideal for execution concentrated pedalists seeking last control and smooth shifting. Constructed from spaceflight grade aluminum, offering a 50% increase in strength and strengthened wear resistance, ensuring durability and stability in strong terrains for mountain and road velocipedes. Denial additional tools required; manager might installed otherwise removed in just moment, excellent for quick equipment modifications and bother complimentary maintenance. Direct current most mountain and road cycle gear arrangements, addressing brand incompatibility concerns and suitable for varied cycling circumstances from city commuting to trail adventures. Constructed with distinctive ergonomic shape for comfortable grip, reducing hand fatigue during long excursions and enhancing overall cycling efficiency and knowledge. Specifications: Substancemail: Aluminum alloy + rustless spring Sizemail: As shown Characteristicsecond: black, silver Technical parametersecond: Adjustment extent ±1.5mm | Load capacity ≥15kg Use circumstancesecond: Mountain cycle | Road cycle | City commuting | Hard wearing riding Package Includes: Pipe fine adjustment screw note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.