Skip to content
Free shipping on U.S. domestic orders of $89.99 or more! Standard flat-rate shipping of $9.95 (USPS). **exclusions apply**
Free shipping on U.S. domestic orders of $89.99 or more! Standard flat-rate shipping of $9.95 (USPS). **exclusions apply**

Sailing - Blocks

Filters

$
$
$0.00 - $0.00
$0.00
$110.05
$110.05 - $110.05
$110.05

Harken 80mm Single Element Block Mastbase w/Swivel [6221]

Harken
In stock

80mm Single Element Block Mastbase with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. T...

View full details
$0.00 - $0.00
$0.00
$110.05
$110.05 - $110.05
$110.05
Save $6.75 Save $0.00
$56.70
$56.70 - $56.70
$56.70
$49.95
$49.95 - $49.95
$49.95

Harken 40mm/29mm Carbo Traveler Block [2649]

Harken
In stock

40mm/29mm Carbo Traveler BlockLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Bla...

View full details
$56.70
$56.70 - $56.70
$56.70
$49.95
$49.95 - $49.95
$49.95
Save $6.75 Save $0.00
Save $3.95 Save $0.00
$33.90
$33.90 - $33.90
$33.90
$29.95
$29.95 - $29.95
$29.95

Harken 22mm Micro Block w/Swivel [292]

Harken
In stock

22mm Micro Block with SwivelLow-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly lo...

View full details
$33.90
$33.90 - $33.90
$33.90
$29.95
$29.95 - $29.95
$29.95
Save $3.95 Save $0.00
Save $7.95 Save $0.00
$66.90
$66.90 - $66.90
$66.90
$58.95
$58.95 - $58.95
$58.95

Harken 40mm Carbo Air Fiddle Block w/Swivel Becket [2656]

Harken
In stock

40mm Carbo Air Fiddle Block with Swivel & BecketLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to ...

View full details
$66.90
$66.90 - $66.90
$66.90
$58.95
$58.95 - $58.95
$58.95
Save $7.95 Save $0.00
Save $3.75 Save $0.00
$28.70
$28.70 - $28.70
$28.70
$24.95
$24.95 - $24.95
$24.95

Harken 16mm Forkhead Block [376]

Harken
Low stock

16mm Forkhead BlockThe 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patente...

View full details
$28.70
$28.70 - $28.70
$28.70
$24.95
$24.95 - $24.95
$24.95
Save $3.75 Save $0.00
Save $40.71 Save $0.00
$168.70
$168.70 - $168.70
$168.70
$127.99
$127.99 - $127.99
$127.99

Schaefer Pulpit Furling Lead Spring Loaded Block - 1" Ball Bearing [300-35]

Schaefer Marine
Low stock

Pulpit Furling Lead Spring Loaded Block - 1" Ball BearingThe Stainless Steel spring guarantees maximum support for the block. Delrin™ ball bearing...

View full details
$168.70
$168.70 - $168.70
$168.70
$127.99
$127.99 - $127.99
$127.99
Save $40.71 Save $0.00
Save $21.91 Save $0.00
$101.90
$101.90 - $101.90
$101.90
$79.99
$79.99 - $79.99
$79.99

Schaefer Series 5 Flat Base/Alum Cheek/Delrin Sheave [504-11]

Schaefer Marine
In stock

Series 5 Flat Base/Alum Cheek/Delrin SheaveDelrin™ sheave ensures smooth operation and high safe working load. Stainless steel base distributes lo...

View full details
$101.90
$101.90 - $101.90
$101.90
$79.99
$79.99 - $79.99
$79.99
Save $21.91 Save $0.00
Save $25.76 Save $0.00
$118.75
$118.75 - $118.75
$118.75
$92.99
$92.99 - $92.99
$92.99

Schaefer Single Ball Bearing Block [506-05]

Schaefer Marine
Low stock

Single Ball Bearing BlockSingle block with aluminum cheeks and ball bearing sheave. Delrin™ ball bearing sheave ensures low-friction operation. Sw...

View full details
$118.75
$118.75 - $118.75
$118.75
$92.99
$92.99 - $92.99
$92.99
Save $25.76 Save $0.00
Save $11.96 Save $0.00
$51.95
$51.95 - $51.95
$51.95
$39.99
$39.99 - $39.99
$39.99

Lewmar 60mm Synchro Block - Single [29926001BK]

Lewmar
Low stock

60mm Synchro Block - SingleLewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling.  Using a combination of scientific...

View full details
$51.95
$51.95 - $51.95
$51.95
$39.99
$39.99 - $39.99
$39.99
Save $11.96 Save $0.00
Save $8.95 Save $0.00
$59.72
$59.72 - $59.72
$59.72
$50.77
$50.77 - $50.77
$50.77

Ronstan Series 50 All Purpose Block - Single Stand Up [RF51140]

Ronstan
In stock

Series 50 All Purpose Block - Single Stand UpFeatures: Exceptionally high working loads Low maintenance, long service life Self-lubricating Acetal...

View full details
$59.72
$59.72 - $59.72
$59.72
$50.77
$50.77 - $50.77
$50.77
Save $8.95 Save $0.00
Save $14.59 Save $0.00
$97.24
$97.24 - $97.24
$97.24
$82.65
$82.65 - $82.65
$82.65

Ronstan Series 40 All Purpose Block - Triple - Swivel Head [RF41300]

Ronstan
Low stock

Series 40 All Purpose Block - Triple - Swivel HeadFeatures: Exceptionally high working loads Low maintenance, long service life Self-lubricating s...

View full details
$97.24
$97.24 - $97.24
$97.24
$82.65
$82.65 - $82.65
$82.65
Save $14.59 Save $0.00
Save $12.66 Save $0.00
$84.42
$84.42 - $84.42
$84.42
$71.76
$71.76 - $71.76
$71.76

Ronstan Swivel Cleat & Base [RF5]

Ronstan
In stock

Swivel Cleat & BaseSwivel cleat bases permit easy cleating and releasing from any angle.Sheave can be relocated to allow the control line to f...

View full details
$84.42
$84.42 - $84.42
$84.42
$71.76
$71.76 - $71.76
$71.76
Save $12.66 Save $0.00
Save $17.35 Save $0.00
$142.30
$142.30 - $142.30
$142.30
$124.95
$124.95 - $124.95
$124.95

Harken 40mm Carbo Air Block w/Cam Cleat [2645]

Harken
Low stock

40mm Carbo Air Block with Cam CleatLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harke...

View full details
$142.30
$142.30 - $142.30
$142.30
$124.95
$124.95 - $124.95
$124.95
Save $17.35 Save $0.00
Save $4.45 Save $0.00
$36.40
$36.40 - $36.40
$36.40
$31.95
$31.95 - $31.95
$31.95

Harken 16mm Block w/Swivel [417]

Harken
In stock

16mm Block with SwivelThe 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The pate...

View full details
$36.40
$36.40 - $36.40
$36.40
$31.95
$31.95 - $31.95
$31.95
Save $4.45 Save $0.00
Save $3.65 Save $0.00
$27.60
$27.60 - $27.60
$27.60
$23.95
$23.95 - $23.95
$23.95

Harken 29mm Single Bullet Block w/Becket [083]

Harken
In stock

29mm Single Bullet Block with BecketLow-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and releas...

View full details
$27.60
$27.60 - $27.60
$27.60
$23.95
$23.95 - $23.95
$23.95
Save $3.65 Save $0.00
Save $6.50 Save $0.00
$59.45
$59.45 - $59.45
$59.45
$52.95
$52.95 - $52.95
$52.95

Harken 16mm Triple Block [408]

Harken
In stock

16mm Triple BlockThe 16 mm is Harken’s smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented b...

View full details
$59.45
$59.45 - $59.45
$59.45
$52.95
$52.95 - $52.95
$52.95
Save $6.50 Save $0.00
Save $34.96 Save $0.00
$109.95
$109.95 - $109.95
$109.95
$74.99
$74.99 - $74.99
$74.99

Lewmar 60mm HTX Block - Single [29196001]

Lewmar
Low stock

60mm HTX Block - SingleYears of design and manufacturing experience coupled with collaboration with boat builders, designers, and sailors have res...

View full details
$109.95
$109.95 - $109.95
$109.95
$74.99
$74.99 - $74.99
$74.99
Save $34.96 Save $0.00
Save $19.26 Save $0.00
$127.25
$127.25 - $127.25
$127.25
$107.99
$107.99 - $107.99
$107.99

Barton Marine Size 2 Snatch Block w/Stainless Snap Shackle - 35mm Sheave [90301]

Barton Marine
In stock

Size 2 Snatch Block with Stainless Snap Shackle - 35mm SheaveUnique to Barton, these are probably the smallest block of this type available.Import...

View full details
$127.25
$127.25 - $127.25
$127.25
$107.99
$107.99 - $107.99
$107.99
Save $19.26 Save $0.00
Save $11.90 Save $0.00
$98.85
$98.85 - $98.85
$98.85
$86.95
$86.95 - $86.95
$86.95

Harken 40mm Carbo Air Double Swivel Block [2638]

Harken
In stock

40mm Carbo Air Double Swivel BlockLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken...

View full details
$98.85
$98.85 - $98.85
$98.85
$86.95
$86.95 - $86.95
$86.95
Save $11.90 Save $0.00
Save $5.85 Save $0.00
$50.80
$50.80 - $50.80
$50.80
$44.95
$44.95 - $44.95
$44.95

Harken 40mm Carbo Block Single w/Swivel Bracket [2637]

Harken
In stock

40mm Carbo Block Single with Swivel & BracketLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the...

View full details
$50.80
$50.80 - $50.80
$50.80
$44.95
$44.95 - $44.95
$44.95
Save $5.85 Save $0.00
Save $6.15 Save $0.00
$54.10
$54.10 - $54.10
$54.10
$47.95
$47.95 - $47.95
$47.95

Harken 25mm Wire Block w/Shackle [300]

Harken
In stock

25mm Wire Block with ShackleLightweight, low-friction wire blocks carry wire halyards and high-strength control lines on boats of all sizes.Specif...

View full details
$54.10
$54.10 - $54.10
$54.10
$47.95
$47.95 - $47.95
$47.95
Save $6.15 Save $0.00
Save $5.10 Save $0.00
$46.05
$46.05 - $46.05
$46.05
$40.95
$40.95 - $40.95
$40.95

Harken 22mm Double Micro Block w/Becket [227]

Harken
In stock

22mm Double Micro Block with BecketLow-friction Micro blocks are compact and lightweight. Specifications: Sheave: 22mm / 7/8in. Length: 64mm / 2.5...

View full details
$46.05
$46.05 - $46.05
$46.05
$40.95
$40.95 - $40.95
$40.95
Save $5.10 Save $0.00
Save $5.20 Save $0.00
$42.15
$42.15 - $42.15
$42.15
$36.95
$36.95 - $36.95
$36.95

Harken 16mm Double Block [406]

Harken
In stock

16mm Double BlockThe 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented ...

View full details
$42.15
$42.15 - $42.15
$42.15
$36.95
$36.95 - $36.95
$36.95
Save $5.20 Save $0.00
Save $2.30 Save $0.00
$20.25
$20.25 - $20.25
$20.25
$17.95
$17.95 - $17.95
$17.95

Harken 16mm Block [404]

Harken
In stock

16mm BlockThe 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing...

View full details
$20.25
$20.25 - $20.25
$20.25
$17.95
$17.95 - $17.95
$17.95
Save $2.30 Save $0.00

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare