b'Over-the-Top BlocksOver-the-top blocks lead lines aft over cabin houses,C8322coamings, and splashguards. They feature high-load3002 3003 3004sheaves and come in single, double, andC8624triple configurations. Sheave Max line Maximum BreakingPartWidth Length Height Weightworking load load FastenersNo. Description in mm in mm in mm in mm oz g in mm lb kg lb kg required3002Single over-the-top*2 1/4571 3/83 1/4833 1/4836.41813/81025001136500022722 35 3003Double over-the-top*2 1/4572 7/16623 1/4833 1/412.23463/82500113650002272 83104 30043 1/45000 Triple over-the-top*2 1/4573 1/2893 1/4838318.15133/8102500113622726 C8322Single over-the-top**1 3/41 7/16363 1/163 7/325.61591/21225001136500022722 457882 C86242 15/16751 11/1643410141015269/1614500022721000045363 Single over-the-top**18.5 *6 mm (1/4") FH. **Contact Harken to request quote and lead time. Flip-Flop BlocksLow-profile Flip-Flop blocks are lightweight and can be used for various leads on your boat including halyard, mainsheet, and spinnaker sheet leads.The Flip-Flop block has aluminum hardcoat-anodized sideplates3122 and features Hard Lube-anodized aluminum sheaves for strength1987and corrosion resistance.High-load Flip-Flop blocks pivot around the line axis to keep line close to the deck. Hinged construction allows variable leads. Lockoff provides a temporary stop to free up winches.1989BADimensionsPart Fasteners (SH) A BNo. in mm in mm in mm1987 /1989 5/1681251 15/1650Skip Mattos 4 15/16 6 3122/ 3194 1/43 11/1693.61 9/1639.7 SH cap screw fasteners. Sheave Max line Maximum BreakingPartWidth Length Height Weightworking load loadNo. Description in mm in mm in mm in mm oz g in mm lb kg lb kg1987Flip-Flop376726410017.374931/212500010000 2 7/815222734545 1989Flip-Flop/lockoff3762 7/8726152410021.15981/2122273100004545 5000 Flip-Flop2 1/4572 1/4574 3/81112 7/873925510250050002273 31223/81136 63'