Universal Parts 10x13x1 O-ring $0.99 Quantity discounts available QuantityPrice SKU: 151-174 This item is IN STOCKCurrent Stock: 58 Quantity -+ Add to Cart Details Universal Parts 10x13x1 o-ring. Fits GY6 cam chain tensioner, QMB139 rear brake cam, and various other applications. Specs Outer Diameter: 13mm Inner Diameter: 10mm Thickness: 1.2mm Supported Models GY6 QMI/QMJ 152/157, QMB139 50cc/49cc , Various unlisted makes/models DetailsSpecsSupported Models Back Universal Parts 10x13x1 o-ring. Fits GY6 cam chain tensioner, QMB139 rear brake cam, and various other applications. Back Outer Diameter: 13mmInner Diameter: 10mmThickness: 1.2mm Back GY6 QMI/QMJ 152/157, QMB139 50cc/49cc , Various unlisted makes/models