Oceanographic Secchi Disc, 51 cm Diameter
Product Code #77915
Constructed of white high density polyethylene, this 51 cm diameter disc comes with stainless steel hardware, built-in 5 lb. lead sounding weight, 20.0m nylon cord, and reel.
Product Code #77915
Constructed of white high density polyethylene, this 51 cm diameter disc comes with stainless steel hardware, built-in 5 lb. lead sounding weight, 20.0m nylon cord, and reel.
