The Comp Series is the real deal with rotary forged centers for incredible strength and precision CNC spun outer rims for unrivaled trueness. These outstanding racing wheels are among the lightest in the sport. CHECK OUT OUR NEW SIZES AND BACKSPACE INCREMENTS AVAILABLE! Pro-Level Drag Race Wheels You’ve seen them at the drag strip although it's hard to read the logo during a 6-second pass. The Comp Series is the real deal with rotary forged centers for incredible strength and precision CNC spun outer rims for unrivaled trueness. These outstanding racing wheels are among the lightest in the sport. SFI 15.1 certified. • For use with mag shank lugs & 5/8" race studs • Spun aluminum rim halves • Superior lateral & radial run out • 6061-T6 forged aluminum centers • Grade 8 hardware • SFI 15.1 certified - Drag Race Drive Wheels Note: Comp 7 Wheels Are Not For Street Use Standard Wheel Finishes: Black Finish Black anodized face and outer rim with machine-finished windows and recess. The back of the wheel is black anodized. Polished Finish Polished face and outer rim with machine-finished windows and recess. The back of the wheel is machined finished.