Blocks - Single

Harken Single Bullet with Becket for Wire Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line...

Harken 16mm Narrow Block - Bronze Sheave.  Part NumberSheave DiameterLengthMax. Line DiameterMax. Working LoadBreaking LoadWeight HKN-484 16mm 37mm 4mm 113kg 339kg 15g

Ronstan Series 40 Ball Bearing Orbit Block, Single,Swivel Single, Swivel Head, with Acetal Sheave and Ball Bearings The new Series 40 ball bearing Orbit Blocks™ provide the perfect balance of strength, performance, and reliability. They offer...

Riley Sheet Block - 60mm Single Sheave, Fixed & Deck Mounting Stainless Steel ball bearing Breaking Load: 1750kg Part Number RLY-RM858

All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these...

Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes. Note: DO NOT use Harken equipment for human suspension unless product is specifically...

Harken 40mm Block Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming. Part...

The 16 mm is Harken's smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race and has a 250 lb (113 kg) maximum working load.Sheave...

Wichard Single Ball Bearing Block - Swivel Head Complete range of ball bearing blocks Modern design Innovative design with two lateral races of ball bearings Smooth running for low load and high speed action Under high load the hub runs on ...

Wichard Stainless Steel Single Block - Sheave 25 - For 25mm Stanchion Complete range of stainless steel blocks for dinghies Lightweight, reliable and good performance Available in a wide range of size  and fastening systems For stanchion...

Lewmar Control Single with Becket Block. Designed and manufactured to provide extremely lightweight, high load bearing blocks ideal for use with hand held loads on dinghys, sports and keel boats. Lewmar Control Blocks feature stainless...

Riley Single Sheave Fixed Mounting, 60mm Sheet Block Single Sheave, Fixed Mounting Plain bearing Breaking Load: 1200kg Part Number RLY-RM870

Ronstan Series 40 High Load Block, Single Single sheave block with universal head and Nylatron® sheave for use with wire or rope Ideal for high load applications. Wear resistant sheave material, in lightweight, self lubricating polymer, is suitable...

Ronstan Series 40 Ball Bearing Orbit Block, Lashing Snatch Block Lashing block with single sheave and rotating cheeks for snatch block functionality. The new Series 40 ball bearing Orbit Blocks™ provide the perfect balance of strength,...

Riley Single Sheave Sheet Block, 60mm Single Sheave, Fixed Mounting Stainless Steel ball bearing Breaking Load: 1800kg Part Number RLY-RM860

Riley Single Sheave Swivel Mounting Sheet Block, 60mm Single Sheave, Swivel Mounting Stainless Steel ball bearing Breaking Load: 1750kg Ferrule Bore: Stainless Steel Ball Bearing Bearings: Yes Becket: 1800kg Breaking Load: No Max Work Load:...

57mm Ball Bearing Block Single Sheave Fixed or Swivel Head Part Number Length Becket Breaking Load Max Line Size   RLY-PYF700 101mm 8mm 300kg 47mm  

57mm Ball Bearing Block with Becket Single Sheave Fixed or Swivel Head Part Number Length Becket Breaking Load Max Line Size RLY-PYF701 115mm 12mm 300kg 101mm

Wire blocks have purpose designed narrow sheaves and grooves.Removal sheave for easy fitting and without cutting the wire termination Features: Flared cheeks to minimise chafing Removable sheaves Applications: Wire blocks suit halyards, vang...

 The high-strength composite T2 is the first block with no metal shackles or rivets. It is used for traveller controls, main sheets and vangs, cascades, bridles, and other systems where small, lightweight blocks are called for. The T2 can be tied,...