Gate assembly support:Guide Roller Accessories are designed to prevent the door from falling off the track and improve performance. The bracket can be modified to face up or down as needed Widely used:L Rear Post Bolted Bracket is able to be be used for most types of sliding or rolling gates and fences Adjustable:Slide Gate Guide Roller is adjustable,the width of the distance between the two rollers is from 15mm/0.59inch to 60mm/2.36in Easy installation:Gate Assembly Support is easy to install,the sliding gate hardware is fixed with 1/2 inch bolts and is easy to install on the column wall Heavy duty:Adjustable Dual Roller Gate Assembly made of solid galvanized steel and double nylon rollers is long-lasting and sturdy for ensuring long term use Description: L-Post bracket sliding door guide roller can be used for most types of sliding doors and fences. Slide Gate Guide Roller made of durable and long-lasting material is sturdy and stable,which can be used for a long time. Adjustable Dual Rollers Gate Assembly is also household necessaries. Features: Slide Gate Guide Roller -Color:As shown. -Material:Steel,nylon. -Size:total length:14.5 cm/5.71 inch. Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight 1-3cm dimension difference due to different manual measurement. Package Including 1*Slide Gate Guide Roller