Service Caster Brand 3 Inch 316 Stainless Steel Light Duty Threaded Stem Caster Set of 4 Blue Poly Caster Wheels and 3/8” Stems – 1,200lbs Total Cpty –2 Swivel/2 Swivel Casters with Locking Brakes
- ... 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) 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..
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