$8.88 2.5″ NBR Sight Glass Seal KIT 2.5" NBR Sight Glass Seal KIT quantity Add to cart SKU: B54BMP-SK250 Category: Sanitary Sight Glass Tags: sanitary sight glass, sight glass Additional information Additional information Weight 0.19 lbs Dimensions 7.5 × 7.5 × 7.5 in Related products 3″ NBR Sight Glass Seal KIT $8.88 Add to cart 1.5″ Sight Glass – POLYCARBONATE $313.81 Add to cart 6″ NBR Sight Glass Seal KIT $24.05 Add to cart 4″ 316L In-Line Sight Glass CxC $739.68 Add to cart