P10 O-Ring Set 10x2mm $3.99 Quantity discounts available QuantityPrice Quantity: -+ SKU: HPI75078 ABOUT THIS PRODUCT:P10 O-Ring Set 10x2mmAboutAboutSet of ten (10) P10 O-Rings for the HPI Baja 5b. 10mm outer diameter, 2mm thickness. HPI part # 75078.