HARKEN
16mm AirBlocks®

We Won't Be Beat—Low Price Guarantee

West Marine will gladly match most U.S. based competitor's price on identical, in-stock items within 30 days of purchase.
Learn More

Description	WM Model#	MFG Part#	Availability	Price USD
16mm AirBlock, In-Line Exit (hole spacing: 2-3/8"; fasteners: #8 RHMS), 250lb. SWL, 0.63oz.	373573	368	In Stock	$45.36
16mm AirBlock, Forkhead, 250lb. SWL, 0.44oz.	6577308	376	In Stock	$16.85
16mm AirBlock, Hook-In Halyard, 250lb. SWL, 0.5oz.	5305701	391	In Stock	$23.72
16mm AirBlock, Single, 250lb. SWL, 0.33oz.	190597	404	In Stock	$11.88
16mm AirBlock, Single with Becket, 250lb. SWL, 0.5oz.	190605	405	In Stock	$13.60
16mm AirBlock, Double, 450lb. SWL, 0.88oz.	190613	406	In Stock	$24.68
16mm AirBlock, Double with Becket, 450lb. SWL, 1.0oz.	190621	407	In Stock	$26.97
16mm AirBlock, Triple, 700lb. SWL, 1.38oz.	190639	408	In Stock	$34.85
16mm AirBlock, Triple with Becket, 700lb. SWL, 1.5oz.	276314	409	In Stock	$36.70
16mm AirBlock, Cheek, 250lb. SWL, 0.44oz.	367039	416	In Stock	$13.73
16mm AirBlock, Single Swivel, 250lb. SWL, 0.62oz.	367047	417	In Stock	$21.34
16mm AirBlock, Thru-Deck (hole spacing: 1-3/4"; fasteners: #8 RHMS), 250lb. SWL, 0.63oz.	367054	421	In Stock	$33.00
16mm Airblock, Single Pivot Cheek, 250 lb. SWL, 0.375 oz.	6577134	432	In Stock	$14.83
16mm AirBlock, Flip-Flop (hole spacing: 1/2"; fasteners #8 RHMS) 250lb. SWL, 0.75oz.	5400031	437	In Stock	$31.28
16 mm Narrow Block	9485715	467	In Stock	$13.55

16mm AirBlocks

+ Add to Cart

Add to My List

Earn up to 4% back on this purchase! Learn More

Description

Specs

The West Advisor

Reviews

16mm AirBlocks

AirBlocks have a lightweight design and a unique patented bearing system which uses stainless steel balls in a captive, grooved race. Very high working loads in an extremely lightweight block, with the best strength-to-weight ratios around.

Sheave: Delrin
Sheave Size: 5/8" (16mm)
Ball Bearings: Stainless
Line Diameter: 7/32" max.
Shackle/Strap Type: Loop top or swivel

16mm AirBlocks

Product Specs

The West Advisor

The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.

P002_061_001_043

Products related to 16mm AirBlocks

Micro Block Key Ring

Harken Micro Block Key Ring . This distinctive key ring consists of a genuine ball-bearing block a subtle way to let others know your passion for sailing.

$8.99

29mm Classic Bullet Blocks

Harken 29mm Classic Bullet Blocks Block, Double With Becket, 400lb. Swl, 2.8oz. . Available in a wide range of designs, bullet blocks are the foundation of the Harken line, and are adaptable to almost all control line applications. Ideal for cunninghams, vangs, outhauls, traveler controls,...

$37.97

Little Fiddle Blocks

Harken Little Fiddle Blocks With Hexaratchet Becket, 500lb. Swl, 7.5oz. . Like their big brothers, only for smaller 3:1 and 4:1 tackles. Hexaratchet has 10:1 holding power in one direction. Sheave: Delrin Ball Bearings: Delrin Sheave Size: 2-1/4" (57mm) & 1-1/2" (38mm) Line Diameter: 3/8" max....

$79.99

57mm Carbo AirBlocks

Harken 57mm Carbo Airblocks Sheave Diameter Block, Fiddle/ratchet/cam Style, 793lb. Swl . From the folks who invented ball-bearing blocks, this line of blocks boasts an excellent strength-to-weight ratio. The plastic in their sideplates, sheaves and balls makes them 30% lighter, 60% stronger and...

$144.06

38mm Classic Big Bullet Blocks

Harken 38mm Classic Big Bullet Blocks Block, Single With Becket, Sheave Size, 300lb. Swl, 2.0oz. . Can be used as main or jib sheet blocks on dinghies, or for control line applications, such as travelers, cunninghams or boom vangs on offshore boats. Where applicable, blocks use #10 fasteners....

$26.40

3" Classic Blocks

Harken 3" Classic Blocks Block, Single With Stamped Shackle, 750lb. Swl, 7.0oz. . Designed for small to medium-sized offshore boats, catamarans, etc. Large diameter sheaves reduce the friction caused by bending a line over a small sheave. All feature three-way head system and removable beckets....

$58.61

2.25" Classic Blocks

Harken 2.25" Classic Blocks Block, Double, 1,000lb. Swl, 8.5oz. . The original Harken blockUsed for main and jib sheets on course racing keelboats, scows and dinghies with large mains. Often used for spinnaker halyards and sheets on small offshore boats. Swivel blocks feature a three-way head...

$86.81

Mid Range Hexaratchet Blocks

Harken Mid Range Hexaratchet Blocks Midrange Block, Single With Becket, 1,800lb. Swl, 15oz. . Stronger versions of the Hexaratchet II+2 with 8:1 holding power. Beefier posts and wraparound straps handle higher working loads. Sheave: Teflon-impregnated Hardkote anodized aluminum Bearings: Delrin...

$159.72

29mm Rope/Wire Bullet Blocks

Harken 29mm Rope/wire Bullet Blocks With Upright Lead, 500 Swl . Designed for vangs, outhauls, shrouds where wire is used or for rope where loads are too high for regular bullet blocks. Roller bearings handle high loads better than ball bearings. Where applicable, blocks use #10 fasteners....

$23.80

2.25" Little Hexaratchet Blocks

Harken 2.25" Little Hexaratchet Blocks Cheek Block, Starboard, 3 3/4" Long, 3/8" Max. Line Dia., 500lb. Working Load, 1000lb. Breaking Turns Clockwise, 4.5oz. . Fast trimming in high-load conditionsEight-sided ratchet sheave is machined from solid aluminum for high strength and holding power....

$72.38

Hexaratchet II + 2 Blocks

Harken Hexaratchet Ii + 2 Blocks 3" Block, Single Wire, 750lb. Swl, 8.5oz. . Grip loaded sheets with up to 15:1 holding power!Larger version of the Little Hexaratchets with the same Teflon-impregnated aluminum sheave. Easy to operate on/off button, and 3-way head system. Holding power of 15:1...

$81.84

76mm Mid Range Blocks

Harken 76mm Mid Range Blocks Midrange Block, Single With Becket, 1,800lb. Swl, 14oz. . Great for mainsheet or spinnaker blocks and control lines on offshore yachts. Robust construction handles high loads. Ball-bearing sheaves minimize friction. Beefier posts and wrap-around straps create much...

$102.08

Help us improve westmarine.com by providing feedback on this page [->]

Find A Store Near You

HARKEN16mm AirBlocks®

We Won't Be Beat—Low Price Guarantee

16mm AirBlocks

16mm AirBlocks

Product Specs

The West Advisor

HARKEN
16mm AirBlocks®