The Husqvarna 544902572 TechLite 20" Bar features a 3/8" pitch, .058" gauge, and 72 drive links, offering 20% lighter performance than standard bars. With an aluminum core and steel side plates, it ensures durability and reduced weight. Compatible with Husqvarna 266, 268, 272, 281, 285, 298, 365, 371, 380, 570 and XP models like 288xp, 390xp, 562xp, 575xp, and more.