Model AP070 Horton's Carbon Strike MX Matched Weight carbon crossbow arrows are the finest available. The Carbon Strike is produced utilizing Easton's exclusive R2 process. This method in manufacturing results in superior shaft consistency in weight and spine. Combined with Horton's Matched Weight HP insert for perfect balance and alignment. Length: 20". Weight (with 100-grain point): Vanes: 416 grains, straightness tolerance: +/-.003 at 20". Field points not included. Model AP050 Horton's Lightning Strike MX Matched Weight aluminum crossbow arrows feature 7075-T9 alloy for outstanding dependability and quality. Horton's Matched Weight components optimize balance and accuracy, making this arrow the most consistently accurate aluminum crossbow arrow on the market. Length: 20". Weight (with 100-grain point): Feathers: 416 grains, Vanes 432 grains, straightness tolerance: +/- .003 at 20". Field points not included.