5000500 JOHNSON ENGINE COVER ASSY.

Towever 84123 Trailer Hitch Extender with 6.25" Drop/Rise, 9" Extension, Hitch Riser Solid Tube (GTW/TW 5000/500 LBS)
Please check the size carefully before buy this hitch extension rise/drop; Fit All 2 inch square receivers hitch tube, (less than 6" horizontal from hitch to bumper and 13-15“ to ground are recommended || 2in tow hitch extension rise for class 3 or 4 hitch receiver || Features a 6.25 inch drop down hitch to accommodate vehicles that are too high or too low || Solid receiver tube, Gross/tongue capacity: 5000 lbs/500 lbs, Heavy duty for towing trailer, boat, camper || Easy installation by using universal 5/8 hitch pin/locker( not included)

Towever 84121 Hitch Receiver Adapter with 2" Drop/Rise, 9" Hitch Extender, Solid Tube Hitch Riser (GTW/TW 5000/500 LBS)
Please check the size carefully before buy this hitch extension rise/drop; Fit All 2 inch square receivers hitch tube, (less than 6" horizontal from hitch to bumper and 10-13“ to ground are recommended || 2in trailer hitch adapter rise for class 3 or 4 hitch receiver || Features a 2.25inch drop down hitch to accommodate vehicles that are too high or too low || Solid receiver tube, Gross/tongue capacity: 6000 lbs/600 lbs, Heavy duty for towing trailer, boat, camper || Easy installation by using universal 5/8 hitch pin/locker( not included)

GSC International 4-130920 Analog Galvanometer , - 500uA to 500uA
Galvanometer provides students with hands-on experience measuring small electrical currents || Enclosed scale protects instrument || 7.5cm scale length with + or - 2.5% accuracy || Color-coded binding posts ensures accurate connections, and external zero adjustment ensures accurate measurements || 500-0-500 microamp measuring range