La description

Standard Features: Zinc plated finish is attractive and durable 3/8" solid axle with lock nut Swivel Dust Cap 3mm thickness fork. Standard Round Stem is **1/2 long × 1 diameter with one mounting hole *3/*2 diameter. Brake Options: Total Lock Brake Locks wheel and swivel simultaneously. Fits 3 ,3 1/2", 4" and 5" swivel models. (Specify TTL). Side Lock Brake Locks wheel only. Fits 3 , 3 1/2", 4" and 5" swivel models. Field installable (Specify SLB). Top Lock Brake Locks wheel only. Fits 3 , 3 1/2", 4" and 5" swivel models. Field installable (Specify TLB1). Nylon Top Lock Brake Locks wheel only. Fits 3 , 3 1/2", 4" and 5" swivel models. Field installable (Specify TLB2). Fork Options: Hardened. Full double ball hardened raceways for better performance and greater durability Hollow Axle. Grease holes for greater convenience. Nylon lock nut Wheel Options: Thread Guards. Available on many models.