19mm SPANNER SIZE BOLTS AND. 4x OVAL LOCKING NUT COVERS. THESE COVERS ARE MADE FROM HIGH QUALITY PLASTIC MATERIAL. The item "VAUXHALL ASTRA MOKKA INSIGNIA ZAFIRA WHEEL NUT BOLT COVERS LOCKING CAPS GREY" is in sale since Thursday, July 5, 2018.This item is in the category "Vehicle Parts & Accessories\Car Wheels, Tyres & Trims\Nuts, Bolts & Studs". The seller is "priit194" and is located in Horley. This item can be shipped worldwide.