Milwaukee Twins 3/4 Axle Spacer Constructed from cold rolled steel, the Milwaukee Twins 3/4 Axle Spacer features polishing and chrome plating, resulting in unbeatable durability and a sleek finish. Engineered for both custom and replacement applications, it offers a blend of precision manufacturing and long-lasting performance. Formerly offered under the J&P Cycles brand. Features: Made of cold rolled steel Polished and then chrome plated Spacer measures 3/4 ID