Louise st-viper - 1/8 stadium truck tires - front & rear 1/8 truck tires for high perfomance trucks with 17 mm hexes like e-revo, e-maxx from traxxas and kraton, fazon & outcast from arrma etc. They are mounted on sturdy black nylon 7-spoke bead-lock wheels for maximum security. The st-viper tires are a good choice when you want to go fast on dirt tracks and short-cut grass! Compared to our other 3. 8"" monster truck 1/8 tires these new 1/8 stadium truck tires are narrower for maximum grip and performance together with the new bead-lock wheel! Fits: traxxas e-revo traxxas e-maxx traxxas summit arrma nero arrma fazon arrma kraton arrma outcast hpi savage also fits other 1/8 trucks with 17 mm hexes specs: bead lock system wheel diameter: tire diameter: 171. 2 mm tire width: 81. 4 mm weight (each): hex: 17 mm tire compound: sport wheel finish: black nylon (lt3289b)