Offers mobility to heavy loads on smooth, hard surfaces and finished concrete floors where quiet movement and floor protection are major considerations Use on carpet, ceramic, concrete, or wood 765.0518 has 1-1/2 x 1-3/4 plate size 542.0864 has 1-7/8 x 2-9/16 plate size 623.0015 has 2-3/4 x 3-7/8 plate size 787.3813 has 3-1/8 x 4-1/8 plate size 998.2935 has 4 x 5-1/8 plate size 588.9928 has 2-7/8 x 3-5/8 plate size Size In=4 Load Cap Lb=255