Rolltrak Adjustable Sliding Screen Door Cassette & Roller 28mm SKU: 210371 MODEL: R3240 Error. try again later You've successfully joined the club $ 11 .66 each Available on orders $50 to $1500. More info × Mitre 10 SAvailable at selected stores. Check your local store for details Variants Adjustable wide body sliding screen door cassette and acetal roller. Features and benefits Adjustable. Plastic carriage. Wide body. Light duty only. Suits some Stegbar, Frontline and others. Will fit R3080 and R3110 as replacement corner stakes.