R Series Blocks

Multi-use wide throat & utili-sheave for passing a variety of line, connecting links, and terminations. Work -hardening manganese steel sheaves maximize wire rope & sheave life. Alloy sheave option offers same durability at a lower cost. R6, R8, & R4 equipped with tapered roller bearings for long life in higher line speed applications. R4 equipped with straight roller bearings to minimize size. Recessed sheave prevents wire rope from binding between sheave and block side. Full sided block maximizes sheave protection and strength. Versatile draw pin allow for rapid reeving & exchange of attaching style. Rugged cast alloy steel sides for demanding environments. ASME B30.26-1 compliant