Maximize control and efficiency on your rig with our performance-driven collection of sailing blocks. Engineered to handle high loads and dynamic movement, these essential components provide smooth line handling, minimal friction, and superior durability—perfect for cruising, racing, or offshore sailing.
Choose from a wide range of single, double, triple, fiddle, snatch, and ratchet blocks, along with swivel, cheek, and soft-attach options. Made with marine-grade stainless steel, aluminum, and high-strength composites, our blocks are designed to perform in the toughest marine environments.
Shop now for premium sailing blocks that give you the mechanical advantage you need for easier trimming, faster adjustments, and confident control in every condition.
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Vendor:HarkenHarken 45mm Single Element Block w/Swivel [6230]
Regular price $48.05 USDRegular price$0.00 USDSale price $48.05 USD -
-$12.00 USD
Vendor:LewmarLewmar 50mm Synchro Block - Single [29925001BK]
Regular price $27.95 USDRegular price$39.95 USD-$12.00 USD Sale price $27.95 USD -
-$6.50 USD
Vendor:HarkenHarken 16mm Triple Block [408]
Regular price $52.95 USDRegular price$59.45 USD-$6.50 USD Sale price $52.95 USD -
-$2.30 USD
Vendor:HarkenHarken 16mm Block [404]
Regular price $17.95 USDRegular price$20.25 USD-$2.30 USD Sale price $17.95 USD -
-$4.04 USD
Vendor:RonstanRonstan Series 20 Ball Bearing Block - Single - Cheek Rivet Mount [RF20151A]
Regular price $22.87 USDRegular price$26.91 USD-$4.04 USD Sale price $22.87 USD -
-$10.26 USD
Vendor:RonstanRonstan Series 40 Orbit BB Cheek Block [RF48151]
Regular price $58.13 USDRegular price$68.39 USD-$10.26 USD Sale price $58.13 USD -
-$2.36 USD
Vendor:RonstanRonstan Series 15 Ball Bearing Utility Block - Single Block, Loop Head [RF15101]
Regular price $13.37 USDRegular price$15.73 USD-$2.36 USD Sale price $13.37 USD -
-$16.58 USD
Vendor:RonstanRonstan Series 55 Ratchet Orbit Block - Single - Swivel Head - Auto & Manual [RF56100]
Regular price $93.94 USDRegular price$110.52 USD-$16.58 USD Sale price $93.94 USD -
-$3.89 USD
Vendor:RonstanRonstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]
Regular price $22.02 USDRegular price$25.91 USD-$3.89 USD Sale price $22.02 USD -
-$2.68 USD
Vendor:Barton MarineBarton Marine Size 3 Single Plain Bearing Block w/Swivel [N03130]
Regular price $24.06 USDRegular price$26.74 USD-$2.68 USD Sale price $24.06 USD -
-$9.78 USD
Vendor:RonstanRonstan Series 30 Ball Bearing Orbit Block - Triple [RF35302]
Regular price $55.40 USDRegular price$65.18 USD-$9.78 USD Sale price $55.40 USD -
-$5.84 USD
Vendor:RonstanRonstan Series 40 Ball Bearing Block - Single - Universal Head [RF40100]
Regular price $33.11 USDRegular price$38.95 USD-$5.84 USD Sale price $33.11 USD -
-$42.60 USD
Vendor:Schaefer MarineSchaefer Single Stainless Steel Block - 60mm Sheave [705-05]
Regular price $142.95 USDRegular price$185.55 USD-$42.60 USD Sale price $142.95 USD -
-$5.74 USD
Vendor:Barton MarineBarton Size 3 45mm Plain Bearing Pulley Block Double Swivel Becket [N03231]
Regular price $51.64 USDRegular price$57.38 USD-$5.74 USD Sale price $51.64 USD -
-$4.89 USD
Vendor:Barton MarineBarton Size 1 30mm Plain Bearing Pulley Block Double Swivel Becket [N01231]
Regular price $44.03 USDRegular price$48.92 USD-$4.89 USD Sale price $44.03 USD -
-$5.22 USD
Vendor:Barton MarineBarton Size 2 35mm Plain Bearing Pulley Block Double Swivel Becket [N02231]
Regular price $46.93 USDRegular price$52.15 USD-$5.22 USD Sale price $46.93 USD