Deck Blocks

1/4" (6mm) Bronze Deck or Cheek Block

These bronze blocks are an economical way to have a traditional look. This one can be mounted upright or flat.Here is the manufacturers description:This classic design has stood the test of time. The high strength to weight ratio and simple construction...

1/4" (6mm) Ronstan Single, Upright, Lead Ball Bearing Block

Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.Precision moulded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction...

1/4" (6mm) Ronstan Single, Stand-up, Ball Bearing Block

Features: Low friction High static and dynamic load capacity Lightweight Precision moulded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction. Used for: Dinghy control lines Dinghy...

1/4" (6mm) Viadana Double Ball Bearing Upright Block

Upright lead block double. 6mm/ 1/4" Breaking load 620kg.   Comes with manufacturer two-year warranty Sheave size - 22mm / 7/8" Max line size - 6mm / 1/4" Overall Height - 43mm / 1 1/4" Weight - 17 grams / .60 ounces Breaking Load - 700 kg / 1,543...

1/4" (6mm) Viadana Ball Bearing Sheave Box

Comes with manufacturer two-year warranty Sheave size - 22mm / 7/8" Max line size - 6mm / 1/4" Overall Height - 43mm / 1 3/4" Weight - 17 grams / .60 ounces Breaking Load - 700 kg / 1,543 lbs Max. Working Load - 100 kg / 220...

5/16" (8mm) Racelite Swivel Base Becket Deck Blocks

Rolled edges on the cheeks of Race-LIte 300 series blocks protect expensive rope, and guard against marring and denting of finished decks and other areas. Nylon sheaves, correctly proportioned for maximum rope life, with inner hubs to reduce friction,...

5/16" (8mm) Ronstan Single, Stand Up, Ball Bearing Block

Features: Low friction 2-stage ball bearing system provides consistent performance over the full working load range. High static and dynamic load capacity. Light weight Versatile head fittings Sheaves running on Acetal or Torlon ball bearings provide...

5/16 Viadana Double Sheave Box

Comes with manufacturer two-year warrantySheave size - 25mm / 1"Max line size - 18mm / 5/16"Breaking Load - 560 kg / 1,234 lbsBase - 47mm x 74mm / 1 55/64" x 2 29/32"Hole Spacing - 57-29mm / 2 1/4" - 1 9/64"Hole Diameter - 5mm / 3/16"

5/16" (8mm) Ronstan Single, Ball Bearing, Lead Block

Features: Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision moulded Acetal sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The...

5/16" (8mm) Racelite Track Slide Deck Blocks

This block is part of the proven 300 series of Race-Lite blocks. It has a base that is formed to work with standard 5/8" stainless steel sail track. The primary use is for jib sheet blocks but could be used for many other applications. ...

5/16" (8mm) Ronstan Small Mainsheet Swivel Cleat Base

FEATURES Ball bearings support the cleat arm. An integral stop prevents over rotation, but can be removed to allow full 360° rotation. The cleating angle can be set in one of two positions - use the included riser kit for a higher cleating angle. A...

5/16" (8mm) Viadana Sheave Box

Sheave Box (single) with flat base. 8mm/ 5/16". Ideal for lines exiting decks, masts or for centerboard trunks Comes with manufacturer two-year warranty Sheave size - 38mm / 1 1/2" Max line size - 8mm / 5/16" Breaking Load - 500 kg /...

5/16" (8mm) Racelite Swivel Base Deck Blocks

Rolled edges on the cheeks of Race-LIte 300 series blocks protect expensive rope, and guard against marring and denting of finished decks and other areas. Nylon sheaves, correctly proportioned for maximum rope life, with inner hubs to reduce friction,...

3/8" (9mm) Viadana Stand Up Single Block

These Viadana 38mm Standing Blocks will accept lines/sheets to 3/8” diameter. These smooth ball-bearing blocks swivel and come with the pad eye base for attachment—good performance at a low price. 

3/8" (9mm) Racelite Deck Block

Here is a simple little deck block - sometimes called a turning block.Cat No.RL-2040Sheave (Nylon)1"For Rope Dia.1/4" - 3/8"Height1-3/8"Width3/4"Bolt Centers1-3/8"

3/8" (9mm) Bronze Deck Block

These bronze blocks are so salty they'll make your eyes burn. Use them to add a touch of class to your boat. Cat No. PH20 Rope Dia. 3/8" Sheave Dia. 1-1/2" Sheave Width 1/2 Screw Size #12

3/8" Garhauer Deck Organizer

Perfect for organizing lines running aft, especially over a cabin top. SERIES Series 30 MAX LINE SIZE 3/8" SHEAVE DIAMETER 2" LENGTH 5-1/8" WIDTH 2" WEIGHT (OZ.) 12

7/16" (10mm) Ronstan Single, Stand-up Block

Features: Exceptionally high working loads Low maintenance, long service life Self-lubricating sheave Captive Lock universal head Materials: U.V. stabilised Acetal sheaves Impact and U.V. resistant, fibre reinforced Nylon cheeks Grade 316 stainless...

7/16" (11mm) Racelite Turning Blocks (Scamp)

This heavy deck block or turning block is all stainless steel with a Nylon sheave. The standard version is as it comes from Racelite. The RL-481-S is reoriented to hang over the side of a centerboard trunk specifically for the lifting line for SCAMP...

7/16" (11mm) Racelite Swivel Base Fiddle Deck Blocks

This is an RL-378 Fiddle Block married to the RL-306 Deck Block. The block itself can rotate and swivel but will not touch the deck and mark it.Cat No.RL-306-DFSheave (Nylon) upper1-1/16"lower1-3/8"For Rope Dia.3/16" - 7/16"Weight Oz.3-1/2

7/16" (11mm) Racelite Turning Blocks

This heavy deck block or turning block is all stainless steel with a Nylon sheave. The standard version is as it comes from Racelite. The RL-481-S is reoriented to hang over the side of a centerboard trunk specifically for the lifting line for SCAMP...

7/16" (11mm) Racelite Swivel Base Becket Deck Blocks

Rolled edges on the cheeks of Race-LIte 300 series blocks protect expensive rope, and guard against marring and denting of finished decks and other areas. Nylon sheaves, correctly proportioned for maximum rope life, with inner hubs to reduce friction,...

7/16" (11mm) Racelite Track Slide Deck Blocks

This block is part of the proven 300 series of Race-Lite blocks. It has a base that is formed to work with standard 5/8" stainless steel sail track. The primary use is for jib sheet blocks but could be used for many other applications. Cat No...

7/16" (11mm) Racelite Swivel Base Deck Blocks

Rolled edges on the cheeks of Race-LIte 300 series blocks protect expensive rope, and guard against marring and denting of finished decks and other areas. Nylon sheaves, correctly proportioned for maximum rope life, with inner hubs to reduce friction,...