Coolant Expansion Tank Bleed Screw Machined from brass Includes rubber O-ring already installed Part Number: 17111712788 Please check with the compatible vehicles list below to find compatible for models and Mini for this part. Note: Washer color random, don't accept the specified color. Color: Gold Material: Metal Package Included: 20pcs x Tank Bleed Screw Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.