Rolltrak Replacement Roller 38mm SKU: 210381 MODEL: R4055 Error. try again later You've successfully joined the club $ 29 .98 each Available on orders $50 to $1500. More info × Mitre 10 SAvailable at selected stores. Check your local store for details Variants Bearing acetal grooved roller. Features and benefits Diameter: 38mm. Bore: 6.4mm. Load: 30kg each roller.