The McKissick 420-421 Snatch Blocks are forged of alloy steel and heat treated this includes the hooks and side plates as well as the shackles and yokes. The side plates are designed to eliminate the possibility of the rope jamming. 

• The Snatch block can be furnished with Bronze bushed bearings or sealed roller bearings.
• Opening feature permits insertion of rope while the block is suspended from a gin-pole
• Comes Furnished with an S-4320 Hook Latch.
• Pressure Lube Fittings
• Hook and shackle assemblies can be interchanged
• Blocks furnished with dual rated wireline sheaves
• All snatch blocks are fatigue rated
• All sizes are RFID-equipped
• Meets and exeeds all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, these blocks meet other critical performance requirements including fatuige life and material tracability, not addressed by ASME B30.26