Harken Blocks

478 results
CategorySailboat Hardware, Parts & Accessories
CategorySailboat Blocks & Hardware
BrandHarken
Show In-Stock 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 Carbo Fiddle Ratchet w/150 Cam

Harken

75 mm Carbo Fiddle Rachet Block - Swivel, Cam Cleat

SKU: 373647 | Item ID: HAR 2696

$246.95

Special Order Only
75mm Carbo Fiddle w/150 Cam

Harken

75 mm Carbo Fiddle Block - Swivel, Cam Cleat

SKU: 373639 | Item ID: HAR 2692

$208.95

Special Order Only
40MM CARBO DOUBLE BLOCK W/BKT FIXD

Harken

40 mm Double Carbo Block - Becket

SKU: 91712 | Item ID: HAR 2643

$75.95

Special Order Only
57 mm Ratchamatic HTE Block - Swivel

Harken

57 mm Ratchamatic HTE Block - Swivel - 1.5 x Grip

SKU: 1011429 | Item ID: HAR 2168.HTE

$128.95

Special Order Only
57 mm Ratchamatic HTE Block - Swivel

Harken

57 mm Ratchamatic HTE Block - Swivel - 1 x Grip

SKU: 1011430 | Item ID: HAR 2625.HTE

$122.95

Special Order Only
SINGLE RATCHET, PORT 2.25IN

Harken

57 mm Hexaratchet Block - Swivel, Port

SKU: 07393 | Item ID: HAR 043

$84.72

Special Order Only
BIG BULLET DUAL SHEAVE EXIT

Harken

38 mm In-Line Exit Big Bullet Block

SKU: 07470 | Item ID: HAR 134

$71.95

Special Order Only
2.25IN FIXED MAST BASE BLOCK

Harken

57 mm Aluminum Mastbase Block

SKU: 66424 | Item ID: HAR 1988

$230.95

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
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
Image coming soon

Harken

18 mm Fly Soft Attach Block, Narrow

SKU: 443869 | Item ID: HAR 2161

$24.95

Out of Stock
57MM CARBO CHEEK BLOCK

Harken

57 mm Carbo Cheek Block

SKU: 91704 | Item ID: HAR 2606

$48.95

Out of Stock
40MM CARBO QUAD BLOCK

Harken

40 mm Quad Carbo Block

SKU: 155582 | Item ID: HAR 2654

$182.95

Special Order Only
57MM CARBO TRIP/FIDL BLOCK

Harken

57 mm Triple Fiddle Carbo Block - Swivel

SKU: 173481 | Item ID: HAR HSB379

$230.34

Special Order Only
DOUBLE CARBO RATCHAMATIC 57MM

Harken

57 mm Double Carbo Ratchamatic Block

SKU: 167053 | Item ID: HAR 2634

$311.95

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 QUAD BLOCK

Harken

75 mm Quadruple Carbo Block - Swivel

SKU: 164250 | Item ID: HAR 2677

$297.95

Special Order Only
M/R FIDDLE BLOCK W/BECKET

Harken

76 mm Midrange Fiddle Block - Swivel, Becket

SKU: 44057 | Item ID: HAR 1560

$201.95

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 RATCHAMATIC FLIP FLOP BLOCK

Harken

75 mm Ratchamatic Flip-Flop SB Block

SKU: 199314 | Item ID: HAR 2688

$302.95

Special Order Only
57mm Carbo Fiddle Ratchet w/Becket

Harken

57 mm Fiddle Ratchet Block - Swivel, Becket

SKU: 373642 | Item ID: HAR 2674

$109.95

Special Order Only
75mm Carbo Fiddle Ratchet w/Becket

Harken

75 mm Carbo Fiddle Rachet Block - Swivel, Becket

SKU: 373646 | Item ID: HAR 2695

$161.95

Special Order Only
75mm Carbo Fiddle Ratchet

Harken

75 mm Carbo Fiddle Rachet Block - Swivel

SKU: 373645 | Item ID: HAR 2694

$148.95

Special Order Only
75MM ESP FOOT BLOCK

Harken

75 mm Aluminum ESP Footblock

SKU: 155059 | Item ID: HAR 6092

$150.02

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 Stand-up Block

SKU: 395042 | Item ID: HAR 3227

$382.95

Special Order Only
100 mm Black Magic Airblocks

Harken

100 mm Aluminum Black Magic Stand-up Block

SKU: 395069 | Item ID: HAR 3254

$899.95

Special Order Only
Image coming soon

Harken

47 mm 1.5T Carbon V Block

SKU: 456588 | Item ID: HAR 3294

$1,132.05

Special Order Only
Image coming soon

Harken

56 mm 3T Carbon V Block

SKU: 456589 | Item ID: HAR 3295

$1,412.45

Special Order Only
Image coming soon

Harken

75 mm 8T Aluminum High-Load Loop Snatch Block

SKU: 456585 | Item ID: HAR 3301

$1,063.95

Special Order Only
Image coming soon

Harken

57 mm Aluminum Black Magic Low Load Block - Swivel

SKU: 395041 | Item ID: HAR 3226

$197.95

Special Order Only
100MM ESP FOOT BLOCK

Harken

100 mm Aluminum ESP Footblock

SKU: 155060 | Item ID: HAR 6093

$253.60

Special Order Only
40MM CARBO TRPL RATCHET W/CAM/BEC

Harken

40 mm Triple Carbo Ratchet Block - Swivel, Becket, Cam Cleat

SKU: 155574 | Item ID: HAR 2613

$234.95

Special Order Only
40MM CARBO TRPL RATCHET W/CAM 29MM

Harken

40 mm Triple Carbo Ratchet Block - Swivel, Becket, Cam Cleat, 29mm Block

SKU: 155576 | Item ID: HAR 2619

$262.95

Special Order Only
57MM CARBO TRIP/FIDL BLOCK RATCHET

Harken

57 mm Triple Fiddle Carbo Block - Swivel, Reinforced Cam Arms

SKU: 164007 | Item ID: HAR HSB378

$549.66

Special Order Only
BASE BLOCK W/ADJ. CAM FOR 2.25IN BLK

Harken

57 mm Hexa-Cat Base Block - Swivel, Cam Cleat

SKU: 07536 | Item ID: HAR 193

$254.95

Special Order Only
DOUBLE MID-RANGE BLOCK

Harken

76 mm Double Midrange Block - Swivel

SKU: 44042 | Item ID: HAR 1544

$261.95

Special Order Only
TRIPLE MID-RANGE BLOCK

Harken

76 mm Triple Midrange Block - Swivel

SKU: 44044 | Item ID: HAR 1546

$429.95

Special Order Only
75mm SS Teardrop Block

Harken

75 mm ULC Stainless Steel Teardrop Block

SKU: 373714 | Item ID: HAR HC9990

$1,915.50

Special Order Only
75MM SS ESP SWIVEL W/ BECKET

Harken

75 mm Stainless Steel ESP Block - Swivel, Becket

SKU: 181269 | Item ID: HAR 6087

$368.95

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
DOUBLE WIRE BULLET BLOCK

Harken

29 mm Wire Double Bullet Block

SKU: 07441 | Item ID: HAR 100

$65.95

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 Runner Block - Becket

SKU: 395054 | Item ID: HAR 3239

$686.95

Special Order Only
316-360 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.