The West Advisor®
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Sheave 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...
Brand: Harken
Schaefer Twin Sheet Lead Blocks Block, Fits 1" X 1/8" Track, 1/2" Sheave Size, Max. Line Dia., Silver Slider, 2,500lb. Swl . Computer-machined genoa cars offer a strong yet lightweight lead. Sheaves are wide enough for two sheets simultaneously. Tilts 45 in either direction. Aluminum cheeks,...
Brand: Schaefer
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...
Brand: Harken
Harken 57mm Carbo Ratchamatic Blocks Sheave Diameter Block, Flip Flop Style, 2500lb. Swl . Control loaded lines with easeThe 57mm and 75mm Carbo Ratchamatic blocks are adjustable for use in many applications and weather conditions. This load-sensing ratchet block rolls freely in both directions...
Brand: Harken
Lewmar 60mm High Load Racing Blocks Block, Double, 7/16" Max. Line Dia., 3,175lb. Swl, 10.3oz. . Extreme high strength-to-weight ratios. Alloy sheaves, alloy cheeks, Torlon rollers with Delrin ball side-thrust races. Sheave: Anodized aluminum alloy Ball Bearings: Torlon Sheave Size: 2-3/8"...
Brand: Lewmar
Schaefer 7 Series Universal Head Blocks Block, Double, Aluminum Cheeks, 12.4oz. . Universal head allows one block to function as a front shackle, side shackle or swivel shackle block. Large sheave diameter and high working loads make them suitable for sheet and control blocks on medium to large...
Brand: Schaefer
Ronstan High Performance Genoa Lead Block . An easily adjustable, two-position, spring-loaded pin stop allows this car to be fixed in place or travel freely on ultra low-friction plastic car slides. Made of lightweight and corrosion-resistant black anodized aluminum. Sheave dia.: 1-1/4" x...
Brand: Ronstan
Harken Mast Base Lead Blocks Block, Standard, 1 3/4" Sheave Dia., 3/8" Line 750lb. Swl . For leading lines aft and over cabin tops or coamings. Narrow sheave carriers permit mounting several in a small area. Low lead profile keeps lines close to the deck. Standard block features a stainless...
Brand: Harken
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....
Brand: Harken
- 3" Classic Blocks
- Sailboat Hardware > Blocks > Harken Classic Micro Blocks
- $48.54 - 88.53 USD
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....
Brand: Harken
Schaefer Clear Step Furling Blocks Block, 1" Stanchion Size, Delrin Sheave, 1/2" Max. Line Dia., 750 Swl . This block leads the furling line outside your stanchions to keep furling lines out of the way. Slips over stanchions and secures by a simple set screw. Low-friction ball-bearing races.
Brand: Schaefer
Schaefer Ball Bearing Single Stand Up Block . #506-62 is a 506 Series stand-up swivel block. Black anodized block cheeks. 2" diameter Delrin ball bearing sheave 1/2" Max line diameter 1000lb. Safe Working Load
Brand: Schaefer
Schaefer Series 303 Aluminum Blocks Double With Flat Base, 4.2oz. . Use as sheet control blocks on dinghies, or for control lines on larger boats. High-impact Delrin sheaves turn on polished stainless steel spacers, so the cheeks won't squeeze or bind the sheave, even under extremely heavy...
Brand: Schaefer
Schaefer Replacement Sheaves Delrin Sheave, 5/16" Max. Line Dia., 1/16" Od, Id, 7/16" Width . Schaefer sheaves are designed to be compatible with Schaefer products, and are not intended for use in other manufacturer's blocks. For masthead use only. Delrin sheaves are injection molded with UV...
Brand: Schaefer
Ronstan Replacement Sheaves Sheave, 2" Dia., 5/16" Bore, 5/8" Width, Aluminum, Oilite Bearing . All are for rope except RF1118, which is also for wire.
Brand: Ronstan
Schaefer Series 01 Blocks Block, Single With Swivel Eye, 1.0oz. . Designed to function with minimal friction, these single blocks are constructed of tumbled and polished stainless steel. The Delrin sheaves turn on stainless steel spacers which keep the cheeks from squeezing and binding the...
Brand: Schaefer
Ronstan Sheave Boxes & Lead Blocks Exit Style, 7/8" Dia., 1/8" Max. Line, 350lb. Swl, 1.1oz. . Stainless steel blocks with plastic or metal sheaves. Can be mounted inside an extrusion to lead lines out, or for turning lines on deck to lead them back to the cockpit. Sheave: 3/4" Bearings: Plain...
Brand: Ronstan
Holt Dinghy Blocks & Hardware Block, Single With Sister Clip, 5/16" Rope Dia., 1/4" Sheave 300lb. Swl . Used on production dinghies like Lasers and other popular classes. Acetal resin with stainless steel axle and plain bearings. Direct, class-legal replacements for Laser blocks
Brand: Holt
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