Clamp-On Furling Line Stanchion Lead Block - 1" Ball Bearing Delrin™ ball bearing sheave allows for quick and easy furling line adjustment. Stainless steel cage and strap ensure durability.  Specifications: Stanchions 1" (25mm) in diameter 1-7/16" (37mm) Sheave Diameter Maximum 1/2" (12mm) line size Safe Working Load = 1000 lbs (450kg) 

Pulpit Furling Lead Spring Loaded Block - 1" Ball Bearing The Stainless Steel spring guarantees maximum support for the block. Delrin™ ball bearing sheave ensures low-friction lead for your furling line.  Specifications: 1" (25mm) stanchions Length 4-11/32" (111mm) Width 1-9/16"(40mm) Safe Working Load 1000 lbs (450kg) Weight 4 oz (113g) Max line size 7/16" (11mm) Sheave diameter 1-7/16" (37mm) 

Size 3 Stanchion Lead Block - Single with Becket & Cam Cleat  Barton 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 easy adjustment.  Ball bearing sheaves have a precision molded acetal sheave running on a significant diameter brass bearing, ensuring free running under the highest loads.   The unit will fully rotate about the swivel head to match your pulling angle.  Cam cleat will secure the line into place.   Block attachment to stanchion is by means of screwing together the integral Stainless Steel strap. Technical Specifications Sheave - Single Sheave Size - 1-3/4" (45mm) Maximum Rope Diameter -  3/8" (10mm) Safe Working Load - 881 lb (400 kg) Maximum Stanchion (Tube) Size - 1" (25mm)  *Sold as an Individual 

Size 2 Double Stanchion Lead Block Barton 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 easy adjustment.  Ball bearing sheaves have a precision molded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads.   The unit will fully rotate about the swivel head to match your pulling angle.  Block attachment to stanchion is by means of screwing together the integral Stainless Steel strap. Technical Specifications Sheave - Double Sheave Size - 1-3/8" (35mm) Maximum Rope Diameter -  5/16" (8mm) Safe Working Load - 815 lb (370 kg) Maximum Stanchion (Tube) Size - 1" (25mm)  *Sold as an Individual

Stanchion Lead Block Barton 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 easy adjustment.  Ball bearing sheaves have a precision molded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads.   The unit will fully rotate about the swivel head to match your pulling angle.  Block attachment to stanchion is by means of screwing together the integral Stainless Steel strap. Technical Specifications Sheave - Single Sheave Size - 1-3/8" (35mm) Maximum Rope Diameter -  5/16" (8mm) Safe Working Load - 815 lb (370 kg) Maximum Stanchion (Tube) Size - 1" (25mm)  *Sold as an Individual

Series 40 Ball Bearing Block - Fiddle Features: Low friction Acetal or Torlon® bearing system Lightweight Cheek cut-outs for easy bearing maintenance Captive Lock™ universal head Slotted pin shackle eliminates fouled lines Low friction, 2-stage ball bearing system High static and dynamic load capacity Lightweight Cheek cut-outs for easy bearing maintenance Sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required Applications: Mainsheet Halyard Vang Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft) Typically used in direct 4:1 purchase systems such as mainsheets and boom vangs On larger boats they are used for fine-tune mainsheet tackles, outhauls, cunninghams, checkstays, genoa lead pullers and traveller controls. Materials: Acetal ball bearings UV stabilized Acetal sheave Grade 316 stainless steel load strap and head fitting Impact and UV resistant, fiber reinforced Nylon cheeks

Series 30 Ball Bearing Orbit Block™ - Cheek Ball Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets. Features: Lightweight Highest working load in its class Secure, versatile and secure attachement Low profile and compact Applications: Mainsheet systems and spinnaker sheets on dinghies to 5M(16') Halyard, vang and backstay applications on boats to 5M(16') Control line applications on larger yachts Materials: Sheave: High compression strength carbon black Acetal Ball Bearings: High compression strength Acetal Frame/Cheeks: Toughened, glass fiber reinforced Nylon Link: UV stabilized, multi-strand impregnated SK75 Dyneema® Specifications: Sheave Ø: 30mm(1-3/16") Max. Rope Ø: 8mm(5/16") M.W.L.: 300kg(660lbs) B. L.: 600kg(1,320lbs) Weight: 21g(0.7oz)

Series 30 Ball Bearing Orbit Block™ - Double Ball Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets. Features: Lightweight Highest working load in its class Secure, versatile and secure attachement Low profile and compact Applications: Mainsheet systems and spinnaker sheets on dinghies to 5M(16') Halyard, vang and backstay applications on boats to 5M(16') Control line applications on larger yachts Materials: Sheave: High compression strength carbon black Acetal Ball Bearings: High compression strength Acetal Frame/Cheeks: Toughened, glass fiber reinforced Nylon Link: UV stabilized, multi-strand impregnated SK75 Dyneema® Specifications: Sheave Ø: 30mm(1-3/16") Max. Rope Ø: 8mm(5/16") M.W.L.: 450kg(990lbs) B. L.: 900kg(1,980lbs) Weight: 50g(1.7oz)

Series 30 Ball Bearing Orbit Block™ - Triple Ball Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets. Features: Lightweight Highest working load in its class Secure, versatile and secure attachement Low profile and compact Applications: Mainsheet systems and spinnaker sheets on dinghies to 5M(16') Halyard, vang and backstay applications on boats to 5M(16') Control line applications on larger yachts Materials: Sheave: High compression strength carbon black Acetal Ball Bearings: High compression strength Acetal Frame/Cheeks: Toughened, glass fiber reinforced Nylon Link: UV stabilized, multi-strand impregnated SK75 Dyneema® Specifications: Sheave Ø: 30mm(1-3/16") Max. Rope Ø: 8mm(5/16") M.W.L.: 550kg(1,210lbs) B. L.: 1,100kg(2,430lbs) Weight: 73g(2.6oz)

Onan 132-0300 Ball Bearing  

Clear Step Lead Block for 1" Stanchions Unique design leads your furling control line outside of your stanchions for a clean lead aft to the cockpit. Stainless cheeks with Delrin(tm) ball bearing sheave ensure low-friction and high strength. Locks in place with a small set screw accessed through a small hole in the sheave.  Specifications: Maximum line diameter 1/2" For 1" Stanchions Overall Width 3-1/8" (79mm) Thickness 1-1/8" (29mm) Safe Working load 750 lbs (350kg) Weight 5oz (142g) 

Series 15 Ball Bearing Utility Block - Upright Lead Block Features: 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 head lashing or fixing Applications: Dinghy control lines Vangs, cunninghams and tweakers Shock cord tensioning systems Materials: BB sheaves: UV stabilized acetal Ball bearings: Stainless steel Cheeks: Grade 316 stainless steel

Series 15 Ball Bearing Utility Block - Pivoting Lead Block Features: 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 head lashing or fixing Featuring a 4-point fastening for load distribution and low profile. Can be mounted without disassembly. Applications: Dinghy control lines Vangs, cunninghams and tweakers Shock cord tensioning systems Materials: BB sheaves: UV stabilized acetal Ball bearings: Stainless steel Cheeks: Grade 316 stainless steel

Single Fairlead - 25mm Diameter Stanchion - Fixed The single fairlead has been designed to be installed on a 25 mm stanchion and can be fitted with a 20 mm furling line. This fairlead has no moving parts and thus offers a greater lifespan and minimal maintenance. Applications: Perfect solution to deviate furling line of manual furlers or flying sail furlers with drum Specifications: Materials: 316L stainless steel grade Weight: (lb) 0.176 / (g) 80 Diameter: (inch) 0.98" / (mm) 25 Caption: Working Load (WL): For nautical applications Working Load Limit (WLL): For industrial applications only. The safety factor is 5 times the breaking load. WLL = Breaking load / 5 *Sold as an Individual

Series 40 Ball Bearing Block - Single Upright Lead Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision molded Acetal sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range. Applications: Typically used for halyards at the mast base. Materials: Acetal ball bearings UV stabilized Acetal sheave Grade 316 stainless steel load housing