+3 DELRIN BALL 3/8 DIA (PKG OF 12 90610112 $18.99 In stock Quantity: 1 Add to Bag Product Details UPC: 792176658092 Brand: Hobie Part #: 90610112 Hobie Delrin Ball 3/8 Dia (12 Each) 3/8 inch diameter derlin ball, sold in 12 pack from Hobie Cat. Save this product for later Favorite