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Blocks

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Blocks

Shop our complete selection of Blocks at High Tide Supply — your trusted source for outfitting your boat with quality marine gear. We carry premium blocks from Harken, Ronstan, and Antal, hand-selected by our marine electronics specialists for performance and reliability.

All products are sold new with full manufacturer support. High Tide Supply offers fast US shipping, competitive pricing, and expert pre-sale support to help you choose the right blocks for your vessel. Questions? Call us at (727) 201-2479 or browse our full catalog below.

241 products
SeaSure 25mm Treble Block wCenter Becket 0032CRD
SeaSure 25mm Treble Block w/Center Becket [00.32CRD]
$71.21
SeaSure 25mm Treble Block wShackle 0031CRD
SeaSure 25mm Treble Block w/Shackle [00.31CRD]
$66.52
SeaSure 25mm Double Block wShackle 0021CRD
SeaSure 25mm Double Block w/Shackle [00.21CRD]
$46.96
SeaSure 25mm Single Block wBecket 0011CRD
SeaSure 25mm Single Block w/Becket [00.11CRD]
$34.72
Harken 29mm Carbo T2 Block 2146 Sale
Harken 29mm Carbo T2 Block [2146]
$33.30 $29.95
Wichard Snatch Block wSnap Shackle Max Rope Size 18mm 2332 35500W Sale
Wichard Snatch Block w/Snap Shackle - Max Rope Size 18mm (23/32") [35500W]
$537.48 $456.86
Wichard Snatch Block wSnap Shackle Max Rope Size 12mm 1532 34500W Sale
Wichard Snatch Block w/Snap Shackle - Max Rope Size 12mm (15/32") [34500W]
$343.63 $292.09
Barton Marine Ratchet Block 55mm 90500 Sale
Barton Marine Ratchet Block - 55mm [90500]
$131.37 $118.23
Barton Marine Size 2 Snatch Block wStainless Snap Shackle 35mm Sheave 90301 Sale
Barton Marine Size 2 Snatch Block w/Stainless Snap Shackle - 35mm Sheave [90301]
$127.25 $114.53
Barton Marine Single Fixed Eye N00110 Sale
Barton Marine Single Fixed Eye [N00110]
$9.30 $8.37
Barton Marine Size 2 Single Upright Block N02150 Sale
Barton Marine Size 2 Single Upright Block [N02150]
$30.66 $27.59
Barton Marine Size 2 Single Cheek Block N02160 Sale
Barton Marine Size 2 Single Cheek Block [N02160]
$24.35 $21.92
Barton Marine Size 2 Double Stanchion Lead Block N02290 Sale
Barton Marine Size 2 Double Stanchion Lead Block [N02290]
$47.80 $43.02
Barton Marine Size 3 Fiddle Swivel N03430 Sale
Barton Marine Size 3 Fiddle Swivel [N03430]
$41.95 $37.75
Barton Marine Size 1 Single Swivel Block wBecket N01130 Sale
Barton Marine Size 1 Single Swivel Block w/Becket [N01130]
$22.77 $20.49
Barton Marine Size 2 Single Swivel Block N02130 Sale
Barton Marine Size 2 Single Swivel Block [N02130]
$25.00 $22.50
Barton Marine Size 3 Stanchion Lead Block Single wBecket Cam Cleat N03591 Sale
Barton Marine Size 3 Stanchion Lead Block - Single w/Becket Cam Cleat [N03591]
$99.60 $89.64
Barton Marine Size 3 Single Plain Bearing Block wSwivel N03130 Sale
Barton Marine Size 3 Single Plain Bearing Block w/Swivel [N03130]
$26.74 $24.06
Barton Marine Size 7 Single Plain Bearing StandUp Block N07170 Sale
Barton Marine Size 7 Single Plain Bearing Stand-Up Block [N07170]
$154.07 $138.66
Ronstan Series 40 Orbit BB Quin Block wSwivel Shackle RF48500 Sale
Ronstan Series 40 Orbit BB Quin Block w/Swivel Shackle [RF48500]
$242.03 $205.73
Ronstan Series 40 Orbit BB Quad Block wSwivel Shackle RF48400 Sale
Ronstan Series 40 Orbit BB Quad Block w/Swivel Shackle [RF48400]
$212.47 $180.60
Ronstan Series 40 Orbit BB Double Block wBecket Swivel Shackle RF48210 Sale
Ronstan Series 40 Orbit BB Double Block w/Becket Swivel Shackle [RF48210]
$117.76 $100.10
Ronstan Series 40 Orbit BB Cheek Block RF48151 Sale
Ronstan Series 40 Orbit BB Cheek Block [RF48151]
$68.39 $58.13
Ronstan Series 40 Orbit Single BB Single StandUp Block RF48140 Sale
Ronstan Series 40 Orbit Single BB Single Stand-Up Block [RF48140]
$59.57 $50.63