Hilman Rollers Nyton Series 4 Ton, (K)NRS-4-4S Rollers can be used on epoxy coated or sealed floors where the integrity and condition of the floor is of primary concern during a move.  The 4 Ton, (K)NRS-4-4S Nyton Roller Kits come with two part knock down style steering handles. The 4 Ton Nyton Kits come with kit-size handles.  Hilman KNRS-4-4S Kit includes (4) N1-SP Rollers, (2) 8-KH Kit Size Handles, & Steel Storage Case.  Hilman NRS-4-4S Set includes (4) N1-SP Rollers and (2) H36F 36″ Handles.