3 Inch Hard Rubber Wheel Swivel 1-1/2 Inch Expanding Stem Caster Set SCC/SCC-EX20S314-HRS-MTG46-4 (Set of 4)

Features

• Brake options include a top lock brake (TLB) or a total lock brake (TTL). The top lock brake (TLB) places a positive locking force against the wheel tread locking the wheel only. The total lock brake (TTL), which is featured on all wheel sizes, also places a positive locking force against the wheel tread, but the total lock brake (TTL) simultaneously locks the wheel and the swivel for a complete stationary position.
• Wheel hardness: 70-80 shore d durometer