Two piece clip on caps and with retaining washers, to provide a protective and decorative finish. Please Note : Due to geographical locations we are unable to deliver to Highlands. Two piece clip on covers and with retaining washers, to provide a protective and decorative finish. To Fit Screw Dia. mm: 3.5: 4.2 To Fit Screw Gauge imp.: 6: 8 Colour: Chrome Finish: Gloss. Two piece clip on covers and with retaining washers, to provide a protective and decorative finish. To Fit Screw Dia. mm: 3.5: 4.2 To Fit Screw Gauge imp.: 6: 8 Colour: Chrome Finish: Gloss Size To fit 3.5 to 4.2 Screw - 100 Pieces