The Man Kung 20-inch aluminum crossbow bolts are designed to withstand more stress than their carbon counterparts, but are harder and less flexible as a result. Suitable for a wide range of Man Kung crossbow models, including the MK-XB001B, MK-250A1B, MK-250A1W, MK-300AC, MK-300B, MK-350, MK-380, MK-400, and various Stalker, Frost Wolf, Kraken, Jasper, Hector, Freak, Chester, and Fighter models. These bolts feature a field point, 9mm diameter, 0.48mm wall thickness, and weigh 30 grams each. Made from aluminum with a steel point and plastic vanes, the bolts have a distinctive red shaft and yellow and red vane color scheme, with 3 vanes per bolt and a length of 20 inches (50.8 cm).