Features: Abundant amount: the package includes 10 pieces of brake bleeder rubber caps, adequate amount prepared for you to meet daily demand and replacement, practical supplies for bikes; The caps are all in black color Reliable material: brake bleeder dust caps are made of premium Silicone material, delivering good softness and durability, firm to use and containing a good sealing, helpful to prevent metal grease fitting away from erosion and rust, providing a long for time use for Key function: grease fitting caps perform well to keep bleed screws and grease fittings away from dirt and moisture, they are designed with inner rib for better fixing and securely fastened, serving as important accessories for car Simple to store: there is a small box provided for you to conveniently carry and avoid losing, lightweight and portable, taking up a little space, offering you convenience when you need to replace the brake bleeder screw caps Satisfactory Service:Contact us if you have questions,we will try our best to servive for you. Specifications: Material: Rubber Color: black/green/red Size: 5x5x3cm Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 10 Pieces Brake Bleeder Screw Cap.