The high back is the style wing without the drill holes marked. ( You can always drill them in if you prefer. Excellent aero design, High back for more drag. Better for wyndy tracks
Made from Polycarbonate,  160mm ( 6.5 inches) wide x 75mm chord 40mm wide centre for mounting on buggy wing mount. Suitable for Team Associated, TLR ( Losi)  or any buggy with rear wing mounting holes centre up to 25mm( Centre off screw to centre off screw)