Oxford 12mm Square Link Security Chain Already have a U-Lock? The Oxford 12mm Chain features chromoly steel links for crime-thwarting motorcycle action. Just add a padlock. Features: Square chain made from Cro-Mo alloy steel Cloth covered chain can be easily stowed under the seat 12mm link thickness (0.47″) 1.2m option (3.9′) 1.5m option (4.9′) 2.0m option (6.6′)
