This is a genuine JCB 02912621 spacer, an essential OEM component designed for various JCB machinery. It ensures proper spacing and alignment within assemblies, contributing to the optimal performance and durability of equipment such as JCB 3CX and 4CX backhoe loaders, and a range of Loadall telehandler models including 520-50, 526-56, 530-70, 530-95, 532-120, 535-95, 540-140, 540-170, 541-70, 550-80, and 560-80.