HookCam attaches directly to the hook block of the crane and

What is the purpose of the hole between the two hooks on larger hook blocks? : r/cranes

Hook Block for Overhead Cranes Lifting Mechanism

BlokCam: Wireless Cameras & Audio For Cranes

Home - HookCam Wireless Crane Camera

Wholesale small pulley hook For Easy Power Transmission

Wireless Crane Camera HookCam Best Practice Hub

Does OSHA Require a Hook with a Safety Latch for an Overhead Lift?

Hook Crane Block, Hook blocks Pulley & Crane Bottom Blocks - Overhead Travelling Crane

Crane Hooks Assembly

What is Hookcam Crane Camera System Load View Camera Monitoring System

Seattle Daily Journal of Commerce