O-Ring (3.5mm x 20mm) - Set of 4 $2.99 Quantity discounts available QuantityPrice Quantity: -+ SKU: TLP30004 ABOUT THIS PRODUCT:Top Level RC O-Ring (3.5mm x 20mm) - Set of 4AboutAboutO-Ring (3.5mm x 20mm) typically used for BRP Wheel Hub Adapters (LOSI 5T, MCD, and Rovan LT).Durometer 70!Includes: (4) O-Rings (3.5mm x 20mm)Does not include BRP Wheel Hub Adapter.