Double Block 13mm $35.65 BF1003 13mm. Out of stock SKU: BF1003 Category: Essential Fittings Tags: block, double block Description Additional information Brand Attachment Description 13mm double blocks Additional information Weight 0.12 lbs Dimensions 10 × 8 × 2 in Brand Billing Boats Kits Related products Quick View Quick View Eyebolt 6mm $8.56 Add to cart Quick View Quick View Single Block 13mm $26.24 Add to cart Quick View Quick View Wooden Dead Eye 7mm $13.59 Add to cart