Sturdy 40-Inch 1-1/4 Inch Thick Wall Black Steel Axle for Demanding KartsPicture a axle that laughs off the abuse of rough tracks this 40 inch 1 1 4 inch steel powerhouse with . 250 inch walls and black coating does just that. It fortifies your kart's foundation, allowing aggressive driving without rear end worries. Longer span supports wider stances, enhancing stability in fast sweeps and braking zones. The thick profile dampens resonances, keeping power pure to the tires. Steel durability for engines delivering peak