Lotus Connect Store › Spare Belt for Eisco Labs Van De Graaff Generator - Motor Driven ( PH0920A) Spare Belt for Eisco Labs Van De Graaff Generator - Motor Driven ( PH0920A) $22.97 Replacement Rubber Belt for Van De Graaff Generator ( PH0918A & PH0920A)1.875" wide x Approx. 14.375"long.Replacement Rubber Belt for Van De Graaff Generator ( PH0918A & PH0920A) Measurements 1.875" wide x Approx. 14.375"long. Quantity: Add To Cart Added! Replacement Rubber Belt for Van De Graaff Generator ( PH0918A & PH0920A)1.875" wide x Approx. 14.375"long.Replacement Rubber Belt for Van De Graaff Generator ( PH0918A & PH0920A) Measurements 1.875" wide x Approx. 14.375"long.