(1)Model:double/single (2)Material:steel.iron (3)Size:3", 4", 5", ect (4)Finish:plain.zinc plated or color painted (1)Model:double/single (2)Material:steel.iron (3)Size:3", 4", 5", ect(4)Finish:plain.zinc plated or color painted Modeldouble/singleMaterialironSize3", 4", 5", ectFinishplain.zinc plated or color painted