Universal Parts Axle Adjuster - 12mm $3.99 Quantity discounts available QuantityPrice SKU: 103-32 Help & Sizing This item is IN STOCKCurrent Stock: 61 Quantity -+ Add to Cart Details Specs Inner Diameter: 12.4mm Overall Length: 68.4mmIncludes Washers and Lock Nuts Supported Models Various unlisted makes/models DetailsSpecsSupported Models Back Universal Parts Axle Adjuster/Tensioner. Larger size used on some pocket bikes (set of 2). For use on 12mm axle. Back Inner Diameter: 12.4mmOverall Length: 68.4mmIncludes Washers and Lock Nuts Back Various unlisted makes/models