Use of these drop boxes should not be combined with any other form of caster correction. Purchasing this kit will include 1 x LH and 1 x RH side drop box, exactly as the photos show. EMS Express Post for order over 2kg 5-10 days - Tracking information available to most countries. Registered Post for order under 2kg (7-21 days). This item is in the category "Vehicle Parts & Accessories\Car & Truck Parts & Accessories\Steering & Suspension\Shocks, Struts & Assemblies".The seller is "npowershop" and is located in this country: AU. This item can be shipped worldwide.