Stoptech Front Left Slotted Rotors for using Spoon Calipers on 4 Lug ApplicationFront Left Slotted For using ITR EK9 Spoon Calipers on 4 Lug vehicles such as 99 00 Civic Si and 94 01 Integra StopTech Slotted Front Rotors can provide OE level fitment and improved wet weather response, with increased initial "bite". The double disc grinding ensures a consistent friction surface and improved pad bed in, and each rotor is mill balanced for optimal performance. Black E Coated non friction surfaces on "Power Alloy" rotors give a