b'2.25 "Blocks 63 mm(2 1/2")About Classic blocks: see feature page at beginning of this section. 38 mm(1 1/2")047 206Cutout 38 mm27 mm (1 1/16") x 83 mm (3 1/4") (1 1/2") 38 mm(1 1/2")001The complete line of Small Boat Classic blocks is available through Harken dealers worldwide and online at www.harken.com/en/shop/small-boat-classic/Sheave Shackle pin Max line Maximum BreakingPartLength Weight working load loadNo. Description in mm in mm oz g in mm in mm lb kg lb kgSingle2 1/4574 1/41084.512857/16125002272500 0013/161134 047Through-deck*2 1/4573 1/2891567/161250022725001134 5.5 206Upright lead**2 1/4573 1/4835.51567/1650022725001134 12 *#8 (4 mm) RH fasteners. **#10 (5 mm) RH fasteners.Hexa-Cat Bases 193Combine the 193 and 170 Hexa-Cat bases with Big Bullet or 2.25" (57 mm) blocks for purchases from 5:1 to 8:1.About Classic blocks: see feature page at beginning of this section.Hexa-Cat maximum working loads170 Base lb 5:1 kg lb 6:1 kg lb 7:1 kg lb 8:1 kgLittle Hexa-Cats 193 1100 499 1100 499 1250 567 1250 567Hexa-Cats 170 1500 680 1500 680 1500 680 1500 680Boom blocks (single block on boom)5:16:1 7:1 8:1Little Little Little LittleHexa-Cat Hexa-Cat Hexa-Cat Hexa-Cat Hexa-Cat Hexa-Cat Hexa-Cat128 004/2603/ 129 048/2604 130 2605 265426 63 or 2664or 2665 Boom blocks (multiple blocks on boom)126/125 001/002 or 125/127 001/003 or 126/127 002/003 or 2 x 1272601/2600 2602/2600 2603/26002660 /2661 2662/2660 2663/2660127 003 128 004 129 048 130The complete line of Small Boat Classic blocks is available through Harken dealers worldwide and online at www.harken.com/en/shop/small-boat-classic/ 193 170 193 170 193 170 193Sheave Shackle pin Max line BreakingPartLength Weight loadNo. Description in mm in mm oz g in mm in mm lb kg170Hexa-Cat/150 Cam-Matic37618416.54681/467/161230001361 7 1/4 193Little Hexa-Cat/150 Cam-Matic2 1/4575 3/4146123401/463/825001134 10 38'