1.Sliding gate higher guide nylon rollers with bracket. Item: 4L-12.Product function: used to adjust the width of the door body of 35-64 mm sliding door.3.Fix it with three form M10 growth screws or direct electric welding.4.White or black nylon curler diameter 30mm,length 40mm with M14X68 screw.5.The bracket materials is Q235 metallic , thickness 3mm and has been electro-galvanized to prevent rust.6.One lot=1pcsMy store additionally has a wide range of same gate upper guide nylon rollers with bracket. Please test and buy in the store category "Door higher nylon rollers with bracket".Explain1.For shipping time,we set 7 days to circumvent unexpect factor,In fact we will make earlier;Default set delivery time can be 1-2 days.2.Delivery could be via China Post Registered Air Mail,AliExpress Standard Shipping,Russian Air,Ruston Economic Air Mail,ePacket and different express company you level in order.3.As soon as you get the goods,please confirm in Aliexpress ASAP,and give suggestions 5 stars whenever you like.