The MSD Bracket is made of a 2-piece design, the permanent mounted framework and the removable insert, via 2 Dzus fasteners. The brushed aluminum coil mounting brackets takes the guesswork out mounting your coils. This bracket is made of billet aluminum and 2- tone anodized for a great finish. Designed to work with MSD Blaster SS, and MSD 6, and 7-Series HVC-II Coils.