Barton’s Horizontal Apparatus Barton’s Horizontal Apparatus

2 feet with 3 holes & screws, separated by 2 support rods approx 600mm. Wheel 165mm dia. Over groove moving on ball bearings is provided with chuck to hold rod of 55cm long & 5mm dia with 2 Al. graduated scales, mounted on pillar, 2 pointers with clamp for attachment on brass & steel rods, cord and hook for carrying masses. Supplied without weights.