782pcs Excavator Komatsu O Ring Kit For PC Model O Ring Box NBR

Discover the high-quality NBR90 Silicone Rubber O Ring Seal Box Kit designed for excavators like Komatsu and Hitachi. This kit includes 782pcs of durable O rings, perfect for sealing and gasketing applications. Learn about the benefits of NBR material, its resistance to oils and heat, and its wide working temperature range.