+3 NUT 1/2-13 NYLOCK LO-PRO SS 8050631 $2.99 In stock Quantity: 1 Add to Bag Product Details UPC: 792176343165 Brand: Hobie Part #: 8050631 Nut 1/2-13 Nylock Lo-Pro Stainless Steel Thin stainless steel 1/2-13 low profile hex nut with nylock insert will not rust or work loose if properly installed. Used on 1/2 inch pylon bolt on most older Hobie 16’s (changed to 3/8 inch in 1994). Save this product for later Favorite