Harken Blocks

478 results
CategorySailboat Hardware, Parts & Accessories
CategorySailboat Blocks & Hardware
BrandHarken
Show In-Stock Only

M/R SINGLE RATCHET BLOCK, PORT

Harken

76 mm Midrange Hexaratchet Block - Port

SKU: 44062 | Item ID: HAR 1571

$228.95

Special Order Only
M/R SINGLE RATCHET W/BECKET  S

Harken

76 mm Midrange Hexaratchet Block - Starboard, Becket

SKU: 44048 | Item ID: HAR 1550

$240.95

Special Order Only
M/R RATCHET TRIPLE, W/CAM

Harken

76 mm Triple Midrange Hexaratchet Block - Cam Cleat

SKU: 44052 | Item ID: HAR 1555

$695.95

Special Order Only
M/R RATCHET FIDDLE W/CAM

Harken

76 mm Fiddle Midrange Hexaratchet Block - Cam Cleat

SKU: 44060 | Item ID: HAR 1565

$457.95

Special Order Only
BIG BULLET DOUBLE BLOCK

Harken

38 mm Double Big Bullet Block

SKU: 07463 | Item ID: HAR 127

$88.95

Special Order Only
UPRIGHT LEAD BLOCK 2.25IN

Harken

57 mm Upright Lead Classic Block

SKU: 07547 | Item ID: HAR 206

$84.95

Special Order Only
75MM CARBO BLOCK TRIPLE W/CAM

Harken

75 mm Triple Carbo Block - Swivel, Cam Cleat

SKU: 137469 | Item ID: HAR 2668

$432.95

Special Order Only
SINGLE M/R BLOCK W/BECKET

Harken

76 mm Midrange Block - Swivel, Becket

SKU: 44039 | Item ID: HAR 1541

$153.95

Special Order Only
SINGLE M/R WIRE BLOCK

Harken

76 mm Midrange Block - Swivel, Aluminum Sheave

SKU: 44040 | Item ID: HAR 1542

$183.95

Special Order Only
Mastbase Halyard Lead Blocks

Harken

76 mm Aluminum Mastbase Block

SKU: 94919 | Item ID: HAR 1990

$355.95

Special Order Only
75MM FLIP FLOP BLOCK W/LOCK OFF

Harken

75 mm Aluminum Flip-Flop Block - Lockoff

SKU: 156561 | Item ID: HAR 1989

$464.95

Special Order Only
75MM FLIP FLOP BLOCK

Harken

75 mm Aluminum Flip-Flop Block

SKU: 156560 | Item ID: HAR 1987

$422.95

Special Order Only
75MM SB FLIP FLOP BLOCK

Harken

75 mm Flip-Flop SB Block

SKU: 199312 | Item ID: HAR 2678

$255.95

Special Order Only
75MM SB FLIP FLOP BLOCK W/ CAM

Harken

75 mm Flip-Flop SB Block - Cam Cleat

SKU: 199313 | Item ID: HAR 2679

$383.95

Special Order Only
75MM SB RATCHAMATIC FLIP FLOP W/CAM

Harken

75 mm Ratchamatic Flip-Flop SB Block - Cam Cleat

SKU: 199315 | Item ID: HAR 2689

$430.95

Special Order Only
75mm SS Single Block

Harken

75 mm ULC Stainless Steel Block - Swivel

SKU: 373711 | Item ID: HAR HC9985

$3,356.70

Special Order Only
75mm SS Single Block w/Becket

Harken

75 mm ULC Stainless Steel Block - Swivel, Becket

SKU: 373713 | Item ID: HAR HC9987

$3,860.30

Special Order Only
150mm Aluminum Megayacht Stand-Up Block

Harken

150 mm ULC Aluminum Stand-Up Block - U-Bolt Base

SKU: 373716 | Item ID: HAR HC10088

$4,732.50

Special Order Only
150mm SS Stand-up Block w/U-Bolt Base

Harken

150 mm ULC Stainless Steel Stand-Up Block - U-Bolt Base

SKU: 373717 | Item ID: HAR HC10102

$7,186.00

Special Order Only
75MM SS ESP FIDDLE BLOCK

Harken

75 mm Stainless Steel Fiddle ESP Block - Swivel

SKU: 181266 | Item ID: HAR 6080

$459.95

Special Order Only
75MM ESP FIDDLE BLOCK W/BKT

Harken

75 mm Aluminum Fiddle ESP Block - Swivel, Becket

SKU: 171316 | Item ID: HAR 6086

$279.80

Special Order Only
75MM ESP FOOTBLOCK W/LOCKOFF

Harken

75 mm Aluminum ESP Footblock - Lockoff

SKU: 155056 | Item ID: HAR 6078

$201.24

Special Order Only
1.5IN FERRULE HEAD SINGLE WIRE BLOCK

Harken

38 mm Wire High Strength Block - Ferrule Head

SKU: 17937 | Item ID: HAR 320

$86.95

Special Order Only
SPLIT BACKSTAY PLATE FOR 308 BLOCK

Harken

Split Backstay Plate - Use with 51mm Wire Blocks

SKU: 04036 | Item ID: HAR 322

$31.00

Special Order Only
SPLIT BACKSTAY PLATE FOR 304 BLOCK

Harken

Split Backstay Plate - Use with 38mm Wire Blocks

SKU: 04035 | Item ID: HAR 321

$32.08

Special Order Only
DOUBLE WIRE BULLET BLOCK

Harken

29 mm Wire Double Bullet Block

SKU: 07441 | Item ID: HAR 100

$65.95

Special Order Only
57 mm Black Magic Airblocks

Harken

57 mm Aluminum Black Magic Double Block - Swivel

SKU: 395032 | Item ID: HAR 3217

$430.95

Special Order Only
57 mm Black Magic Airblocks

Harken

57 mm Aluminum Black Magic Double Block - Swivel, Becket

SKU: 395033 | Item ID: HAR 3218

$470.95

Special Order Only
57 mm Black Magic Airblocks

Harken

57 mm Aluminum Black Magic Runner Block

SKU: 395039 | Item ID: HAR 3224

$356.95

Special Order Only
57 mm Black Magic Airblocks

Harken

57 mm Aluminum Black Magic Stand-up Block

SKU: 395042 | Item ID: HAR 3227

$382.95

Special Order Only
57 mm Black Magic Airblocks

Harken

57 mm Aluminum Black Magic Low Load Double Block - Swivel

SKU: 395043 | Item ID: HAR 3228

$408.95

Special Order Only
Image coming soon

Harken

57 mm Aluminum Black Magic Low Load Block - Swivel, Becket

SKU: 395044 | Item ID: HAR 3229

$263.95

Special Order Only
75 mm Black Magic Airblocks

Harken

75 mm Aluminum Black Magic Footblock

SKU: 395049 | Item ID: HAR 3234

$405.95

Special Order Only
75 mm Black Magic Airblocks

Harken

75 mm Aluminum Black Magic Double Footblock

SKU: 395050 | Item ID: HAR 3235

$702.95

Special Order Only
75 mm Black Magic Airblocks

Harken

75 mm Aluminum Black Magic Footblock with Lockoff

SKU: 395051 | Item ID: HAR 3236

$516.95

Special Order Only
75 mm Black Magic Airblocks

Harken

75 mm Aluminum Black Magic Double Footblock with Lockoff

SKU: 395052 | Item ID: HAR 3237

$899.95

Special Order Only
75 mm Black Magic Airblocks

Harken

75 mm Aluminum Black Magic Runner Block

SKU: 395053 | Item ID: HAR 3238

$528.95

Special Order Only
75 mm Black Magic Airblocks

Harken

75 mm Aluminum Black Magic Runner Block - Becket

SKU: 395054 | Item ID: HAR 3239

$686.95

Special Order Only
75 mm Black Magic Airblocks

Harken

75 mm Aluminum Black Magic High-Load Padeye Block

SKU: 395055 | Item ID: HAR 3240

$484.95

Special Order Only
75 mm Black Magic Airblocks

Harken

75 mm Aluminum Black Magic Low Load Block - Swivel

SKU: 395058 | Item ID: HAR 3243

$431.95

Special Order Only
100 mm Black Magic Airblocks

Harken

100 mm Aluminum Black Magic Block - Swivel, Becket

SKU: 395062 | Item ID: HAR 3247

$845.95

Special Order Only
100 mm Black Magic Airblocks

Harken

100 mm Aluminum Black Magic Double Block - Swivel

SKU: 395063 | Item ID: HAR 3248

$1,453.95

Special Order Only
100 mm Black Magic Airblocks

Harken

100 mm Aluminum Black Magic Runner Block

SKU: 395066 | Item ID: HAR 3251

$883.95

Special Order Only
100 mm Black Magic Airblocks

Harken

100 mm Aluminum Black Magic Runner Block - Becket

SKU: 395067 | Item ID: HAR 3252

$1,021.95

Special Order Only
100 mm Black Magic Airblocks

Harken

100 mm Aluminum Black Magic Padeye Block

SKU: 395068 | Item ID: HAR 3253

$714.95

Special Order Only
406-450 results of 478

If you are looking for the best blocks for your sailing needs, you should check out the Harken blocks at Fisheries Supply. Harken blocks are designed to offer quality and performance for any trimming task, from dinghy to offshore racing. You can choose from different sizes and configurations, such as ratchet blocks, snatch blocks, block and tackle systems, and the innovative Harken FlatWinder powered block that allows you to adjust the angle of the lead. Harken blocks are made of durable materials and feature a smooth and efficient bearing system that reduces friction and increases power. Whether you need a Harken ratchet block for your dinghy, a Harken snatch block for quick rigging changes, or a Harken block and tackle for precise control, you will find them all at Fisheries Supply. Our representatives are ready to help you select the right Harken blocks for your boat and sailing style. Browse all our Harken marine products.