Features: 1) Material: Cast Iron wheel with znic plated holder 2) Specification:2" 2.5" 3" 4" 5" 3) Installation Height: 65mm 85mm 100mm 120mm 4) Loading capacity: 60kg 80kg 100kg 120kg per caster 5) Caster Weight: 282g,452g,753g,1093g 5) Application: small machinery,trolleys and rack,etc. 6) Availabe in chrome,znic plate and black paint. 7) Matches with different fittings such as swivel or fixed High quality and competitive price. (caster wheel,castor,castor wheel