Reliable engine buggy chassis TNS-B1 Adopted TNS-T18 chassis tuned for racing trucks based on 5; Equipped with reinforced engine mount stay with stopper and reinforced propeller joint for increased strength. Exclusive parts for clutch bell and differential gear. Front and rear uprights Equipped with ball bearings. The gear ratio has also been optimized to match large-diameter tires. Of course, a large-diameter disc brake that demonstrates a powerful braking force is also standard equipment.