Sailing - Blocks
Improve sailing control and performance with premium sailing blocks designed to provide smooth operation, reliable handling, and dependable support for your rigging system. Essential for sailboats, cruising vessels, and racing applications, quality blocks help manage lines efficiently while reducing friction and improving overall sailing performance. Our Sailing Blocks collection features pulley blocks, single blocks, double blocks, triple blocks, swivel blocks, deck blocks, ball bearing blocks, and rigging accessories designed for various sailing applications. Built with durable materials and marine-grade construction, these products are engineered to withstand saltwater exposure, weather conditions, and demanding use on the water. Whether upgrading your rigging setup, replacing worn components, or improving sail handling, reliable sailing blocks provide the strength and efficiency sailors need. Featuring trusted marine brands recognized for quality craftsmanship and performance, our Sailing Blocks collection delivers dependable solutions for recreational sailors, racers, and professionals. Shop today and equip your vessel with high-quality sailing blocks built for smoother and more confident sailing adventures.
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- Featured
- Most relevant
- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
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Vendor:Barton Marine
Barton Size 3 45mm Plain Bearing Pulley Block Double Upright Block [N03250]
- £31.27
£34.74- £31.27
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Size 3 45mm Plain Bearing Pulley Block Double Upright BlockThe size 3 Barton plain bearing blocks have 45mm (1 3/4" sheave size 3 block range incorporates modern design with stainless steel frames and the latest advanced materials, using 30% fibre glass filled nylon and...- £31.27
£34.74- £31.27
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Vendor:Schaefer Marine
Schaefer Series 7 Stand Up Ball Bearing Swivel Block - 2-3/8" 60mm [706-62]
- £160.61
£217.32- £160.61
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Series 7 Stand Up Ball Bearing Swivel Block - 2-3/8" 60mmSingle stand up ball bearing block. Stand up spring keeps block upright when not in use. Stainless steel base spreads load out and may be used with 97-49 backing plate. (sold separately) Delrin(tm) ball...- £160.61
£217.32- £160.61
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Vendor:Schaefer Marine
Schaefer Stand-Up Swivel w/Aluminum Cheeks [504-62]
- £128.64
£174.16- £128.64
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Stand-Up Swivel with Aluminum CheeksDelrin™ sheave ensures smooth operation and high safe working load. Specifications: Sheave Dia. 2" (51 mm) Max Line 7/16" (11 mm) Diameter includes urethane base 2-7/8" (73 mm) Height 4-1/32" (103 mm) H2 2-3/32" (54 mm) Fastener Size (4), #10 RH...- £128.64
£174.16- £128.64
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Vendor:Barton Marine
Barton Size 4 58mm Plain Bearing Pulley Cheek Block [N04160]
- £27.62
£30.69- £27.62
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Size 4 58mm Plain Bearing Pulley Cheek BlockThe Size 4 Barton range of blocks has a 58mm (2 5/16″) sheave. They are of a rugged construction featuring high-grade molded side plates that are through-bolted and riveted for added strength and security. All load-bearing components...- £27.62
£30.69- £27.62
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Vendor:Ronstan
Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300]
- £68.07
£80.08- £68.07
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Series 40 Ball Bearing Block - Triple - Swivel HeadFeatures: Low friction Acetal or Torlon® bearing system Lightweight Cheek cut-outs for easy bearing maintenance Features a swivel shackle head for full 360° rotation Sheaves running on Acetal or Torlon® ball bearings provide high performance...- £68.07
£80.08- £68.07
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Vendor:Harken
Harken Midrange Single Block [1540]
- £107.04
£121.17- £107.04
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Midrange Single BlockMidrange blocks’ robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a ball bearing system for fast trim and release under any load. Features: Sheave: 76mm/3" Maximum Line: 14mm/9/16" Max...- £107.04
£121.17- £107.04
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Vendor:Ronstan
Ronstan Series 75 Core Block - Single [RF74100]
- £114.41
£134.59- £114.41
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Series 75 Core Block - SingleCore Blocks are a true all round solution. A tuned 2-stage bearing system provides excellent performance across the full working load range with an integrated thrust bearing feature and the resilience to handle high dynamic or static loads. Acetal...- £114.41
£134.59- £114.41
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Vendor:Harken
Harken 40mm Carbo Air Cheek Block [2644]
- £27.48
£31.19- £27.48
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40mm Carbo Air Cheek BlockLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. Specifications: Sheave Ø (mm)40 mm Sheave Ø (in)1 9/16 in...- £27.48
£31.19- £27.48
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Vendor:Barton Marine
Barton Marine Size 2 Single Upright Block [N02150]
- £20.52
£22.80- £20.52
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Size 2 Single Upright BlockPlain Bearing BlocksBarton plain bearing blocks have a precision molded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads.Specifications Sheave size: 35mm x 12mm Max rope diameter: 8mm Safe working load: 370kg...- £20.52
£22.80- £20.52
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Vendor:Barton Marine
Barton Marine Size 2 Single Swivel Block [N02130]
- £16.73
£18.59- £16.73
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Size 2 Single Swivel BlockA strong, lightweight range of blocks for use on dinghies and dayboats or as lead blocks on larger craft. Size 2 - Single Swivel Block.- £16.73
£18.59- £16.73
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Vendor:SeaSure
SeaSure 8mm Snap Close Shackle - 5 Pack [04.59CRD]
- £4.45
£10.36- £4.45
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8mm Snap Close Shackle - 5 Pack Simply push the shackle together, but once it's snapped shut, it won't come undone again.Specifications: Material: Nylon Package Size: 5 included- £4.45
£10.36- £4.45
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Vendor:Harken
Harken 60mm Triple Aluminum Element Block w/Swivel Becket [6273]
- £149.32
£0.00- £149.32
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60mm Triple Aluminum Element Block with Swivel & BecketElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of metal required to protect the sheave with a proven...- £149.32
£0.00- £149.32
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Vendor:Harken
Harken 60mm Triple Aluminum Element Block w/Swivel [6272]
- £132.25
£0.00- £132.25
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60mm Triple Aluminum Element Block with SwivelElement blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Element’s design pairs the minimum amount of metal required to protect the sheave with a proven journal bearing....- £132.25
£0.00- £132.25
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Vendor:Ronstan
Ronstan Series 55 Ball Bearing Orbit Block - Single - Becket - Swivel Head [RF55110]
- £37.61
£44.25- £37.61
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Series 55 Ball Bearing Orbit Block - Single - Becket - Swivel HeadLightweightKilogram for kilogram of working load, BB and RT Orbit Blocks are the world's lightest. The unique orbital design allows the bearing to only be in the active areas of the floating...- £37.61
£44.25- £37.61
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Vendor:Barton Marine
Barton Tufnol Snatch Block f/Wire Fibreoptic Cables [T92100]
- £122.64
£136.28- £122.64
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Tufnol Snatch Block for Wire & Fibreoptic CablesThe Barton wire snatch block has been developed specifically as a low maintenance static free block. The Tufnol sheave means that static cannot build up in the block and cause electrical discharge. Tufnol is a bearing-grade material...- £122.64
£136.28- £122.64
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Vendor:Barton Marine
Barton Stanchion Ratchet Block [60160]
- £93.67
£104.07- £93.67
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Stanchion Ratchet BlockControlling the Power in Furling lines! This Stanchion Ratchet Block is ideal for removing some of the loadings for the crew when furling in the jib. The ratchet means that the sheave can be locked in place in one direction offering a...- £93.67
£104.07- £93.67
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Vendor:Barton Marine
Barton Marine Size 2 Double Stanchion Lead Block [N02290]
- £31.99
£35.54- £31.99
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Size 2 Double Stanchion Lead BlockBarton Marine's stanchion lead blocks have proven to be popular with Cruising sailors all over the World. Mounted onto the stanchion base, the stanchion lead block enables the Genoa furling line to be led back to the cockpit for...- £31.99
£35.54- £31.99
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Vendor:Harken
Harken 40mm Carbo Air Triple Swivel Block [2640]
- £107.04
£121.36- £107.04
- Unit price
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40mm Carbo Air Triple Swivel BlockLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. Specifications: Sheave Ø (mm)40 mm Sheave Ø (in)1 9/16...- £107.04
£121.36- £107.04
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Vendor:Harken
Harken 22mm Triple Micro Block [228]
- £40.12
£45.44- £40.12
- Unit price
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22mm Triple Micro BlockLow-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes.Specifications: Sheave: 22mm / 7/8in. Length: 51mm / 2in. Weight: 57g / 2oz. Maximum line: 6mm / 1/4in....- £40.12
£45.44- £40.12
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Vendor:Ronstan
Ronstan Series 15 Ball Bearing Utility Block - Exit Block [RF15711]
- £25.51
£30.02- £25.51
- Unit price
- / per
Series 15 Ball Bearing Utility Block - Exit BlockFeatures: Smallest and lightest ball bearing block available Precision molded acetal sheave running on stainless steel ball bearings provide high performance & low friction Single loop head blocks include an O-ring to separate running line from...- £25.51
£30.02- £25.51
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