4 To 8 Inch American Style Floor Lock

1. Material: iron 2. Size:4inch,5invh,6inch,8inch 6. Standard:GB ISO ANSI 7. Certification: ISO9001, SGS, BV 8. Natureal rubber, floor protection, durable service time,free to operate 9. Raised height: 148-138mm for 4inch, 173-163mm for 5inch,195-186mm for 6inch, 246-236mm for 8inch 10. Lower height: 120mm for 4inch,149mm for 5inch,171mm for 6inch, 222mm for 8inch 11. Medol number: 99A23-4INCH, 99A01-5INCH,99A02-6INCH,99A03-8INCH 12.Adjustable floor lock for Japanese style type: adjustable, fixed, heavy duty 13. Heavy duty: thicked pedal fork spring design, below 14.Adjustable and fixed type: on/off pedals, easy to operate