Store › GROCO 1" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1000-W] GROCO 1" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1000-W] $61.00 1" Slotted Hi Speed Thru-Hull with NutFeatures: 1" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Specifications: Hose Size: 1" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L WT: 0.7 lbs UPC: 742985193659 Add To Cart Added! 1" Slotted Hi Speed Thru-Hull with NutFeatures: 1" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Specifications: Hose Size: 1" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L WT: 0.7 lbs UPC: 742985193659