Single Pulley with 1 Hook, Aluminum Frame, 3.5 x 2" Lab Supplies_Weights & Masses Mid-low-range resistance box stepping from

Mid-low-range resistance box stepping from 10 ohms to 100 ohms in 10-ohm increments on a single rotary dial

crossing over

Compact all-metal boss head with two stainless steel thumb screws joins rods up to 15mm orthogonally

25-inch frame with draining pins for post-wash inversion and drying

Hook-topped for easy suspension

Single Pulley with 1 Hook, Aluminum Frame, 3.5 x 2" Lab Supplies_Weights & Masses Mid-low-range resistance box stepping fromAluminum bodied single pulley in a 3. 5 by 2 inch metal frame with a centered 2 inch wheel and one hook, sized to suspend from a stand for mechanical advantage experiments.