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57mm Harken Ratchamatic Block — Swivel, Becket, Cam Cleat
Murrays PN 28-2628
The Carbo Ratchamatic® is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase. Shifting between ratchet and light-air modes is seamless.

Harken Part No. 2628

HOBIE 18 JIB SHEET BLOCK - HARKEN 60330041

HARKEN 57MM RATCHAMATIC - SWIVEL, BECKET, CAM CLEAT

Harken 75mm Block-Swivel

Murrays Part# 28-2660

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.

HARKEN 75MM BLOCK-SWIVEL

16mm Block -Removable Sheave
Murrays Part# 28-0294sp
SPECIFICATIONS
Sheave Ø (mm)
16 mm
Sheave Ø (in)
5/8 in
Length (mm)
29 mm
Length (in)
1 1/8 in
Weight (g)
5 g
Weight (oz)
0.2 oz
Maximum line Ø (mm)
5 mm
Maximum line Ø (in)
7/32 in
Maximum working load (kg)
113 kg
Maximum working load (lb.)
250 lb.
Breaking load (kg)
544 kg
Breaking load (lb.)
1200 lb.
Part No. HSB294

HARKEN 16MM BLOCK-REMOVABLE SHEAVE

Harken 22mm High-Load 1250
Car-Pivoting Sheaves, Eyestrap

Murrays Part# 28-2765

High-Load Harken Traveler Car — Pivoting Sheaves Heavy Duty Eye Strap for use on small boat main traveler car with captive bearings works with new (2003 and newer) track and can be adapted to be used on the older non captive ball tracks used prior to 2003. See the manual for instructions and purchase a car loader separately. Replaces 28-0214. and 28-2737.

HARKEN 22MM HIGH-LOAD 1250 CAR-PIVOTING SHEAVES, EYESTRAP

Harken Micro Fast Release Fairlead

Murrays Part# 28-0495

The 494 and 495 Fast Release fairleads feature low-friction, angled stainless steel line guides on the exit side of the cleat. The angled lead keeps the line away from the cam to eliminate unexpected recleats during maneuvers. Use for fast spinnaker take-downs during mark roundings—anywhere fast release is crucial. Harken Cam fairleads are made of tough, abrasion-resistant composite. Use the 495 with 468 and 471 Micro Cam-Matics®.

HARKEN MICRO FAST RELEASE FAIRLEAD

Harken Rubber Standup Boot -55mm

Murrays Part# 28-0370

Made of durable, flexible PVC, stand-up boots hold blocks up without snagging lines. The 370 fits 75 mm Carbo blocks.

Harken Part# 370

HARKEN 55MM STANDUP BOOT

HARKEN 57MM RATCHET BLOCK-SWIVEL, 1.5 GRIP

Harken 40mm Triple Ratchet Block-Swivel, Cam Cleat

Murrays Part# 28-2612F

Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing.

Harken Part# 2612

HARKEN 40MM TRIPLE RATCHET BLOCK-SWIVEL, CAM CLEAT

Harken 29mm Stand-up Block
Murrays Part# 56-31297
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. 
Specifications:

330 lb. SWL
1000 lb. breaking strength
5/16" maximum line diameter
1-1/8" sheave diameter
2-3/16" long
Harken Part #349
Nacra Part# 31297

HARKEN 29MM STAND-UP BLOCK

Harken 29mm Wire Cheek Bullet Block
Murrays Part# 28-0109
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 applications. Wire Bullet blocks use roller bearings to carry higher loads and feature hardcoat-anodized PTFE impregnated aluminum sheaves for strength and corrosion resistance.

HARKEN 29MM WIRE CHEEK BULLET BLOCK

Harken 50 Cam-Matic Cleat 5/32" Delrin Ball Bearings

Murrays Part# 28-HSB14

Delrin actual resin is a black material which excels in low to moderate-load applications. The Harken Bearing 5/32″ Delrin- Order 66 for Aluminum Cam-Matic Cleat (#28-0150) or order 46 for Carbo (#28-0365). Also for Harken small furlers 434, 162 and 163.

HARKEN 5/32" DELRIN BALL BEARINGS

Harken 40mm Double Block - Swivel

Murrays Part# 28-2638

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.

HARKEN 40MM DOUBLE BLOCK- SWIVEL

Harken Ball Bearing Delrin 1/8"
Murrays Part#  28-HSB243
Harken 1/8" replacement Delrin ball bearings are sold individually.

HARKEN BALL BEARING DELRIN 1/8" (EACH)

#13#Cam Plate 3in Stainless Steel TRPL
Murrays Part# 28-HCP130
This is the cam plate for a harken block assembly to mount your cam cleat on a triple block.

HARKEN #13 CAM PLATE 3" SS TRPL

Harken 57mm Single Carbo Ratchamatic Block
Murrays Part# 28-2625
Under low loads, this lightweight, high strength Harken 2-1/4" ratchet block rolls freely in both directions like a non-ratcheting block, but automatically engages the ratchet mechanism as loads increase, giving sailors an additional holding power of 10:1.
Specifications:
500 lb. SWL
2000 lb. breaking strength
3/8" maximum line diameter
2-1/4" sheave diameter
4-1/16" long
Weighs 3.7 oz.
3/16" shackle pin diameter
Harken Part# 2625

HARKEN 57mm SINGLE CARBO RATCHAMATIC BLOCK

Harken 40mm Ratchet Block-Swivel

Murrays Part# 28-2608

This small ratchet with on/off switch is ideal for jib sheets and spinnakers on small dinghies where size and weight are critical. Eight-faceted machined aluminum sheave holds line securely. Hard coat anodizing provides durability.

HARKEN 40MM RATCHET BLOCK-SWIVEL

Harken 57mm Triple Block-Swivel, Becket

Murrays Part# 28-2605

This Carbo AirBlock® has an enormous working range, with a higher working load than standard blocks, even though it is lighter in weight!

This is a fantastic option for the top block for a 7:1 mainsheet system, such as an Hobie 18 catamaran or Hobie Miracle 20 catamaran.

HARKEN 57MM TRIPLE BLOCK-SWIVEL, BECKET

Harken 29mm Fly Block

Murrays Part# 28-2171

These blocks are the standard upgrade for F18 and other Spinnaker Beachcats that have suffered from halyard block failure. 

The 29mm Fly Block Single- Harken soft-attach Fly blocks are designed to provide strength without mass, providing sailors with big power in a low-aero package. Designed specifically for high-tech line, these efficient blocks have an incredible working load for their small size.

HARKEN 29MM FLY BLOCK

Harken 16mm Double Block

Murrays Part# 28-0406

The Harken air block offers a very high load in an extremely lightweight block. Excellent for control lines. The block itself is only 1-1/8" long; overall length is 1-11/16. The 5/8" sheave will accept line as large as 7/32". 450 lb. SWL; 1200 lb. breaking strength.

The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies.

HARKEN 16MM DOUBLE BLOCK

Harken 29mm Stand-up Block
Murrays Part# 56-31297
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. 
Specifications:

330 lb. SWL
1000 lb. breaking strength
5/16" maximum line diameter
1-1/8" sheave diameter
2-3/16" long
Harken Part #349
Nacra Part# 31297

HARKEN CARBO STANDUP FIXED 29MM

Harken Triple Micro Block
Murrays Part# 28-0228
Harken 22mm ball bearing micro triple block with stainless side plates.
Specifications:
1/4" maximum line capacity
500 lb. SWL
1200 lb. breaking strength
7/8" sheave
2" long
Harken Part# 228
Hobie part# H228

HARKEN TRIPLE MICRO BLOCK

HARKEN 22MM END STOPS HIGH-BEAM

Harken 29mm Bullet Block - Swivel

Murrays Part# 28-0166

Medium-size Harken double bullet block with swivel has Delrin ball bearings. The low-friction bullet block is compact and lightweight, with fast trim and release under high or low loads. Free-rolling Delrin® ball bearings. Sheave and sideplates are UV-stabilized with carbon-black additive for maximum protection.

HARKEN 29MM BULLET BLOCK-SWIVEL

Harken Block Single 2.25" Hexaratchet

Murrays Part# 28-0019

Sheave Size 57mm 2.25"

Max Line Size 10mm 3/8"

Max Working Load 227KG 500lb

Breaking Strength 907kg 2000lb

Holding Power 10:1

Hexaratchets grip loaded sheets, yet allow sailors to ease and trim quickly and with complete control. A switch on the side engages and disengages the ratchet mechanism. Use the 043 or 044 revers ratchets with the 019 or 050 single with becket on spinnaker and jib sheets where ratchets rotate in opposite directions an

HARKEN 2.25" HEXARATCHET BLOCK-SWIVEL, STARBOARD

Harken Block Double Micro
Murrays Part# 28-0226
Harken ball bearing micro double block with stainless side plates. Low-friction Micro blocks are compact and lightweight, making them ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes.
Specifications:
1/4" maximum line capacity
350 lb. SWL
1200 lb. breaking strength
2" long
Harken Part# 226
Hobie Part# H226S

HARKEN BLOCK DOUBLE MICRO

Harken Micro Cam Base-Swivel,
16mm Sheaves

Murrays Part# 28-0462

Ball bearing swivel bases feature dual rows of Delrin® ball bearings that swivel freely even under high loads. Bases include stand-up springs and a U-adaptor to accept a variety of appropriate blocks.

HARKEN MICRO CAM BASE-SWIVEL, 16MM SHEAVES

Harken Fairlead for Roller Furling Drum

Murrays Part# 25-1066

A fairlead directs line to coil evenly on a roller furling drum, reducing snagging and increasing drum line capacity.

HARKEN FAIRLEAD FOR ROLLER FURLING DRUM

Harken 2x Silver Sheave for GP MS

Murrays Part# 28-H76687

This is a replacement sheave for the GP Mainsheet system.

2x Holding Power: Silver

The 2x ratchet has a holding power of 20:1 or twice that of the standard block. Use in strong, steady wind where holding power is mandatory. The 2x ratchet provides the most aggressive grip on any size line
or type.

HARKEN 2X SILVER SHEAVE FOR GP MS

1.5x Titanium Sheave for GP MS
Murrays Part# 28-H76688
1.5x Holding Power: Titanium
The 1.5x ratchet has a holding power of 15:1, or 1.5 times that of the standard ratchet. Use in breezy, puffy conditions to boost holding power and to ease quickly when a puff hits. Depending on line composition and cover texture, the more aggressive sheave facets can increase line wear.

HARKEN 1.5x TITANIUM SHEAVE FOR GP MS

Harken 40mm Zircon Catamaran Mainsheet System

Murrays Part# 28-2801

This new, more compact Zircon ceramic bearing mainsheet system is a testimonial to the power of collaboration. The previous generation of GP mainsheet system had become the standard among catamaran sailors at the highest levels.

HARKEN 40MM ZIRCON CATAMARAN MAINSHEET SYSTEM

Harken 5mm Snap Shackle

Murrays Part# 28-0111

Snap shackles provide one-handed operation for temporary applications that require speed and easy release. Harken® snap shackles also fit a wide variety of blocks and make them removable.

HARKEN 5MM SNAP SHACKLE

Harken 40mm Double Block with Becket
Murrays Part# 28-2643
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.

HARKEN 40MM DOUBLE BLOCK WITH BECKET

Harken 8mm Lead Ring

Murrays Part# 28-3269

Harken® Lead Rings are simple, weight-saving devices used to route line for jib in-haulers, twings, barberhaulers, lazy jacks, cascading backstays and other applications requiring minimal fine-tune adjustments. Rings are Hard Lube-anodized 6061-T6 aluminum for a smooth, slippery surface, and with no moving parts, wear is minimal.

Specifications:

Center hole Ø (mm) 8 mm

Center hole Ø (in) 5/16 in

Harken Part# 3269

HARKEN 8MM LEAD RING

Harken 40mm Block-Swivel, Becket

Murrays Part# 28-2637

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.

HARKEN 40MM BLOCK-SWIVEL, BECKET

Harken 40mm Zircon Double Block - Becket

Murrays Part# 28-2193

Zircon blocks help trimmers match sail shapes to new conditions immediately. At the core of the Zircon performance are industrial ceramic ball bearings mounted inside caged races. The cages keep these bearings separated so they don’t bunch, touch, and stop each other.

HARKEN 40MM ZIRCON DOUBLE BLICK- BECKET

Harken 40mm Triple Block -Swivel

Murrays Part# 28-2192

Zircon blocks help trimmers match sail shapes to new conditions immediately. At the core of the Zircon performance are industrial ceramic ball bearings mounted inside caged races. The cages keep these bearings separated so they don’t bunch, touch, and stop each other.

HARKEN 40MM TRIPLE BLOCK-SWIVEL

HARKEN 40MM ZIRCON BLOCK-BECKET

Harken 40 mm Zircon Block

Murrays Part# 28-2190

Zircon blocks help trimmers match sail shapes to new conditions immediately. At the core of the Zircon performance are industrial ceramic ball bearings mounted inside caged races. The cages keep these bearings separated so they don’t bunch, touch, and stop each other. The result is the most efficient small boat block Harken has ever made. Zircon blocks are available in 40- and 57-mm sheaves in single and double blocks, with or without beckets.

HARKEN 40MM ZIRCON BLOCK

Harken 57mm Ratchamatic Block-Swivel, Becket

Murrays Part# 28-2626

The Carbo Ratchamatic® is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase. Shifting between ratchet and light-air modes is seamless.

HARKEN 57MM RATCHAMATIC BLOCK-SWIVEL,BECKET

Harken 57mm T2 Soft-Attach Block

Murrays Part# 28-2152

The high-strength composite T2™ is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small, lightweight blocks are called for. The T2 can be tied, spliced, or lashed to almost anything. A length of Spectra® line is included.

HARKEN 57MM T2 SOFT-ATTACH BLOCK

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