Features EXCELLENT PERFORMANCE: Solid rubber rigid caster wheels are made with fine workmanship, possess compact appearance and stable performance, can make sure durability and stability PACKAGE INCLUDES: A total of 2 rotating casters with double locking and 2 rotating casters without locking. The wheel brake locks both the wheel and the swivel, effectively stopping and preventing the device from moving and injuring others DURABLE RUBBER: Premium solid rubber outsole provides enhanced durability and traction, you can use with confidence SHOCK AND VIBRATION RESISTANCE: Fixed casters are very quiet when rolling and absorb shock and vibration WIDE APPLICATION: Mainly used for trash can casters, clean carts wheel replacement, practical and useful Specification: Item Type: Fixed Casters Set Product specifications: 2 x 8in flat universal with brake core, 2 x flat universal with iron core, 4pcs a set Material: Rubber, PP, iron Use: Trash can casters, clean carts wheel Package List: 2 x Universal Brake Wheel 2 x Universal Wheel 1 Pair of Gloves Package List 2 x Universal Brake Wheel 2 x Universal Wheel 1 Pair of Gloves