Blocks
Sub Categories
Schaefer Marine
Schaefer Stand-Up Swivel w/Aluminum Cheeks [504-62]
$234.20
Stand-Up Swivel with Aluminum CheeksDelrin™ sheave ensures smooth operation and high safe working load. Specifications:Sheave Dia. 2" (51 mm)Max Line 7/16" (11 mm)Diameter includes urethane base 2-7/8" (73 mm)Height 4-1/32" (103 mm)H2 2-3/32"...
Schaefer Marine
Schaefer Series 5 Flat Base/Alum Cheek/Delrin Sheave [504-11]
$112.10
Series 5 Flat Base/Alum Cheek/Delrin SheaveDelrin™ sheave ensures smooth operation and high safe working load. Stainless steel base distributes loads to a large surface area. Specifications:Sheave Diameter 2" (51 mm)Max. Line 7/16" (11...
Schaefer Marine
Schaefer Single Aluminum Block - 51mm Sheave [504-05]
$93.90
Single Aluminum Block - 51mm SheaveSingle block with anodized aluminum cheeks. Delrin™ sheave ensures smooth operation with high safe working load. Swivel head may be locked in place to avoid twist. Specifications:Sheave Dia. 2"...
Schaefer Marine
Schaefer Twin Sheet Block f/1-1/4" T-Track - Black [32-97]
$522.30
Twin Sheet Block for 1-1/4" T-Track - BlackHardcoat anodized aluminum body and slider provide a high strength block. Aluminum sheave runs on nomex™/Teflon™ bearing for a low-friction, high strength sheave. Articulating sheave allows for a...
Schaefer Marine
Schaefer Series 3 Flat Base/Alum Cheek/Delrin Sheave [303-09]
$91.05
Series 3 Flat Base/Alum Cheek/Delrin SheaveDelrin™ plain bearing sheave ensures smooth operation and high safe working load. Stainless Steel base distributes loads to a larger surface area.Specifications:Sheave Dia. 1-7/16" (37 mm)Max Line 7/16"...
Schaefer Marine
Schaefer Pulpit Furling Lead Spring Loaded Block - 1" Ball Bearing [300-35]
$185.55
Pulpit Furling Lead Spring Loaded Block - 1" Ball BearingThe Stainless Steel spring guarantees maximum support for the block. Delrin™ ball bearing sheave ensures low-friction lead for your furling line. Specifications:1" (25mm)...
Schaefer Marine
Schaefer Clamp-On Furling Line Stanchion Lead Block - 1" Ball Bearing [300-34]
$92.35
Clamp-On Furling Line Stanchion Lead Block - 1" Ball BearingDelrin™ ball bearing sheave allows for quick and easy furling line adjustment. Stainless steel cage and strap ensure durability. Specifications:Stanchions 1" (25mm) in...
Ronstan
Ronstan Series 30 Utility Ball Bearing Block - Single, Swivel Shackle Head [RF30100]
$38.24
$32.50
Series 30 Utility Ball Bearing Block - Single, Swivel Shackle HeadFeatures:Low friction 2-stage ball bearing system provides consistent performance over the full working load range.High static and dynamic load capacity.Light weightVersatile head...
Ronstan
Ronstan Series 30 Utility Block - Cheek, Curved Base [RF285]
$32.53
$27.65
Series 30 Utility Block- Cheek, Curved BaseFeatures:Lightweight durable constructionEconomicalMaintenance freeProduct Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance.Applications:Vang,...
Ronstan
Ronstan Series 30 Utility Block - Double, Tube Rivet [RF417]
$28.15
$23.93
Series 30 Utility Block- Double, Tube RivetFeatures:Lightweight durable constructionEconomicalMaintenance freeProduct Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance.Hollow rivets accept...
Ronstan
Ronstan Series 30 Utility Block - Single, Becket, Loop Head [RF681]
$22.91
$19.47
Series 30 Utility Block - Single, Becket, Loop HeadFeatures:Lightweight durable constructionEconomicalMaintenance freeProduct Information:Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets...
Ronstan
Ronstan Series 15 Ball Bearing Utility Block - Exit Block [RF15711]
$40.37
$34.31
Series 15 Ball Bearing Utility Block - Exit BlockFeatures:Smallest and lightest ball bearing block availablePrecision molded acetal sheave running on stainless steel ball bearings provide high performance & low frictionSingle loop head blocks...
Ronstan
Ronstan Series 15 Ball Bearing Utility Block - Double, Loop Head [RF15202]
$30.89
$26.26
Series 15 Ball Bearing Utility Block - Double, Loop HeadFeatures:Smallest and lightest ball bearing block availablePrecision molded acetal sheave running on stainless steel ball bearings provide high performance & low frictionSingle loop head blocks...
Ronstan
Ronstan Series 15 Ball Bearing Utility Block - Pivoting Lead Block [RF15174]
$47.46
$40.34
Series 15 Ball Bearing Utility Block - Pivoting Lead BlockFeatures:Smallest and lightest ball bearing block availablePrecision molded acetal sheave running on stainless steel ball bearings provide high performance & low frictionSingle loop head...
Ronstan
Ronstan Series 15 Ball Bearing Utility Block - Single Block, Loop Head [RF15101]
$15.73
$13.37
Series 15 Ball Bearing Utility Block - Single Block, Loop HeadFeatures:Smallest and lightest ball bearing block availablePrecision molded acetal sheave running on stainless steel ball bearings provide high performance & low frictionSingle loop head...
Ronstan
Ronstan Series 20 Ball Bearing Block- Single, Stand-Up Loop Top [RF20141]
$26.91
$22.87
Series 20 Ball Bearing Block- Single, Stand-Up Loop TopFeatures:Low frictionHigh static and dynamic load capacityLightweightPrecision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low...
Ronstan
Ronstan Series 55 Ratchet Mount Orbit Block - Fiddle Becket Swivel [RF56510]
$117.53
$99.90
Series 55 Ratchet Mount Orbit Block - Fiddle Becket SwivelFeatures:Up to 20:1 holding powerSmooth easing of sheetsHigh performance cleatingAutomatic ratchet blockNow you can enjoy the flexibility of setting up your ratchet blocks to suit yourself...
Ronstan
Ronstan Series 50 All Purpose Block - Fiddle - Becket - Cleat [RF51530]
$160.45
$136.38
Series 50 All Purpose Block - Fiddle - Becket - CleatFeaturesExceptionally high working loadsLow maintenance, long service lifeSelf-lubricating Acetal polymer sheave ensures low friction and extreme durabilityCaptive Lock™ universal headSlotted...
Ronstan
Ronstan Series 50 All Purpose Block - Fiddle - Becket [RF51510]
$89.27
$75.88
Series 50 All Purpose Block - Fiddle - BecketFeatures:Exceptionally high working loadsLow maintenance, long service lifeSelf-lubricating Acetal polymer sheave ensures low friction and extreme durabilityCaptive Lock™ universal headSlotted pin...
Ronstan
Ronstan Series 50 All Purpose Block - Triple [RF51300]
$131.27
$111.58
Series 50 All Purpose Block - TripleFeatures:Exceptionally high working loadsLow maintenance, long service lifeSelf-lubricating Acetal polymer sheave ensures low friction and extreme durabilitySlotted pin shackle eliminates fouled linesLockable...
US Dollars