You are Bidding on a New Martin Sluice Box MS 46. Catch 50% more FINE GOLD  with New Gold Stop Matting. Sluice is Constructed with 3/16" Aluminum.
The Dimensions are 46" Long x 10 1/4" Wide x 3 1/2" High and 18" Mouth Opening.
Built Solid, Powder Coated, and Comes with Heavy Duty Spring Latches.
The Sluice weight is 14 lbs. Thank you and good Luck.