- Suitable for installing aluminum alloy window；
- Material: high grade stainless steel,
- Surface disposal consists of mirror polishing；
- Type by support strength：heavy、light；
- Type by sliding rail groove shape：rectangular groove、round groove；
- Type by opening：side-hung window、top-hung window；
- Type by sliding rail size：8"10"12"14"16"18"20"22"24"26"28"；
- Unique design, advanced technology, abundant style, make you fully feel applied safe A-OK effec