Home / Brake Parts / O ring for 30-9 Mil Spec (for hydraulic fluid) “Brake shoes and springs Kobold” has been added to your cart. View cartO ring for 30-9 Mil Spec (for hydraulic fluid)$27.00In stock (can be backordered) O ring for 30-9 Mil Spec (for hydraulic fluid) quantity Buy now SKU: 75834 Category: Brake Parts Product ID: 2257Related products Brake shoes and springs Kobold $196.00 Buy now Anchor bolt M10 x 1/25 – 6 $83.00 Buy now Brake Plate for 4″ Lilliput wheel complete with shoes and springs. $620.00 Buy now