connection support arm connection support arm spring arm support gliding angle lead rail adapter set clips for crank hand crank female hinge support arm plastic bottom mounting bracket foot + rivet support arm support arm adjusting balancer inside lead rail outside lead rail connection lead rail connection lead rail lead rail end plate lead rail end plate lock assy spring arm support spring arm spring arm rafter 5000 fabric fabric roller tube support roller tube roller tube assy roller tube assy gear lock assy upper crank pin coupling funnel side cap end plate main housing left hand end plate left hand side cap electronic control unit motor end cap set 12V motor 5000 end cap set 12V motor 5000 planetary assy