We use cookies, which are small text files, to improve your experience on our website and to show you personalised content. You can allow all or manage them individually. You can find out more on our Cookie Page at any time.

Skip to Content

Get ready for a dazzling summer with our new arrivals →

Boat Care & Maintenance
Books & Gifts
- View All
- Books
- Charts
- Media
- Gift Ideas
Chandlery
Clothing
Boat Covers
Sails
- View All
- Sail Accessories
- Enterprise
- Fireball
- Flying Fifteen
- GP14
- Heron
- Laser
- Laser 2
- Laser Pico
- Mirror
- Miracle
- National 12
- Optimist
- RS Feva
- Sport 14
- Streaker
- Topper
- Topper Topaz Sails
- Wayfarer
Trailers & Trollies
Dinghy Classes
Customer Services

Language

EUR USD

Sign In Create an Account

Boat Care & Maintenance
Books & Gifts
Chandlery
Clothing
- Buoyancy Aids & Lifejackets Dinghy Tops Drysuits Footwear Gloves Hats, Caps & Balaclavas Hifits / Waterproof Trousers Hikers / Hiking Shorts Holdall, Kit Bags & Dry Bags Knee Pads Rash Vests Sunglasses Thermalwear Trapeze Harness
- Watches Wetsuits Yachting/Offshore Clothing Clothing Maintenance Safety Clothing Accessories
Boat Covers
- Dinghy Boats Covers
  
  See All Dinghy Boat Covers
  
  Inflatable Dinghy Covers
  
  Made To Measure Boat Covers
  
  Spares And Maintenance
- Popular Boat Covers
  
  29er Boat Covers
  
  Hobie 405 Boat Covers
  
  Falmouth Bass Boat Covers
  
  GP14 Boat Covers
  
  Heron Boat Covers
  
  Laser Boat Covers
  
  Laser 2 Boat Covers
  
  Laser 2000 Boat Covers
  
  Laser Pico Boat Covers
  
  Mirror Boat Covers
  
  Optimist Boat Covers
  
  RS200 Boat Covers
  
  RS Feva Boat Covers
  
  RS Tera Boat Covers
  
  Topaz Boat Covers
  
  Topper Boat Covers
  
  Wanderer Boat Covers
  
  Wayfarer Boat Covers
Sails
Trailers & Trollies
Dinghy Classes
- Enterprise Catalogue GP14 Catalogue Laser & ILCA Catalogue Mirror Catalogue Optimist Catalogue RS200 Catalogue RS Feva RS Tera Topaz Catalogue Topper Catalogue Wayfarer Catalogue
Customer Services

Search

Loading...

FREE SHIPPING
Free for most orders over £100*
UK Manfacturing
Manufacturing and Repairs in the UK
Free Returns*
Free Royal Mail returns, conditions apply
Feefo Reviews
2800+ positive reviews

My Cart

Loading...

Home
Chandlery
Blocks

Shop By

Active filtering (3)

Attachment Method Stand Up Base

Attachment Method Fixed Head

Attachment Method Pivoting Lead Block

Category

Allen Blocks Allen Blocks
- Allen 20mm Dynamic Blocks Allen 20mm Dynamic Blocks
- Allen 30mm Dynamic Blocks Allen 30mm Dynamic Blocks
- Allen 40mm Dynamic Blocks Allen 40mm Dynamic Blocks
- Allen Plain Bearing Blocks Allen Plain Bearing Blocks
- Allen Ratchet Blocks Allen Ratchet Blocks
- Allen High Tension Blocks Allen High Tension Blocks
Barton Blocks Barton Blocks
- Barton Series 1 Blocks (30mm) Barton Series 1 Blocks (30mm)
- Barton Size 2 Blocks (35mm) Barton Size 2 Blocks (35mm)
- Barton Size 5 Cruiser Blocks (54mm) Barton Size 5 Cruiser Blocks (54mm)
Harken Blocks Harken Blocks
- Harken 16mm Blocks Harken 16mm Blocks
- Harken 22mm Micro Blocks Harken 22mm Micro Blocks
- Harken 29mm Bullet Blocks Harken 29mm Bullet Blocks
- Harken 29mm Carbo AirBlocks Harken 29mm Carbo AirBlocks
- Harken 40mm Carbo Blocks Harken 40mm Carbo Blocks
- Harken 57mm Carbo AirBlocks Harken 57mm Carbo AirBlocks
- Harken 57mm Carbo Ratchets Harken 57mm Carbo Ratchets
- Harken Line-Wire High Strength Blocks Harken Line-Wire High Strength Blocks
Holt Blocks Holt Blocks
- Holt 20mm Ball Bearing Blocks Holt 20mm Ball Bearing Blocks
- Holt 28mm Ball Bearing Blocks Holt 28mm Ball Bearing Blocks
- Holt 39mm Ball Bearing Blocks Holt 39mm Ball Bearing Blocks
- Holt 57mm Ball Bearing Blocks Holt 57mm Ball Bearing Blocks
- Holt 75mm Ball Bearing Blocks Holt 75mm Ball Bearing Blocks
Ronstan Blocks Ronstan Blocks
- Ronstan Series 20 - Ball Bearing Blocks Ronstan Series 20 - Ball Bearing Blocks
- Ronstan Series 30 - Orbit and Ball Bearing Blocks Ronstan Series 30 - Orbit and Ball Bearing Blocks
- Ronstan Series 40 - Ball Bearing Blocks Ronstan Series 40 - Ball Bearing Blocks
- Ronstan Core Blocks Ronstan Core Blocks
- Other Ronstan Blocks Other Ronstan Blocks
Seasure Blocks Seasure Blocks

Brand

Allen
Barton
Harken
Holt
Ronstan
Sea Sure
Selden

Sheave Size (mm)

10-17mm
18-21mm
22-26mm
27-34mm
35-44mm
45-54mm
55-64mm
65+ mm

Block Type

Single
Double
Triple

Block Options

Becket
Becket Through Axle
Cam Cleat
Fiddle
Ratchet
Snatch Block
V Cleat

Attachment Method

Cheek Block
Fixed Head
Hook
Inglefield Clip
Kicker Key
Pivoting Lead Block
Removable Head
Rope
Rope Loop
Shackle
Snap Shackle
Stand Up Base
Surface Mount
Swivel
Through Deck

Bearing Type

Ball Bearing
Plain Bearing

Pin Diameter (mm)

3
4
5
6
8

Price

£0.00 - £100.00
£100.00 - £200.00

Products On Sale

Sale Items
Clearance Items

Blocks

Shop By

Holt 39mm Triple Fixed Block with Cam Cleat and Becket

Special Price £103.88 Regular Price £109.60

-5%
Holt 39mm Back to Back Block

Special Price £31.01 Regular Price £32.68

-5%
Holt 39mm Back to Back Block with Becket

Special Price £29.05 Regular Price £30.66

-5%
Holt 40mm Ball Bearing Snatch Block

Special Price £43.76 Regular Price £46.14

-5%
Holt Tie On Block 40mm

Special Price £17.99 Regular Price £18.95
Holt 75mm Single Fixed Block with 6mm Pin

Special Price £55.81 Regular Price £58.88

-5%
Holt 75mm Double Fixed Block

Special Price £157.23 Regular Price £165.86

-5%
Allen High Tension Stainless Steel Ball Race Block 25mm

Special Price £27.90 Regular Price £29.30

-5%
Allen High Tension Stainless Steel Ball Race Block 38mm

Special Price £51.40 Regular Price £53.97
Allen High Tension Stainless Steel Ball Race Block 25mm with Shackle and Flared Cheek

Special Price £35.95 Regular Price £37.75

-5%
Allen High Tension Stainless Steel Ball Race Block with Becket 25mm

Special Price £31.40 Regular Price £32.97

-5%
Allen High Tension Stainless Steel Ball Race Block 16mm

Special Price £23.60 Regular Price £24.78

-5%
Allen High Tension Stainless Steel Double Race Ball Block - 16mm

Special Price £49.95 Regular Price £52.45
Allen High Tension Stainless Steel Triple Race Ball Block - 16mm

Special Price £74.65 Regular Price £78.38
Allen High Tension Stainless Steel Double Race Ball Block with Becket - 16mm

Special Price £50.20 Regular Price £52.71
Barton Size 5 Plain Bearing Fiddle Block With Fixed Eye

£40.35

Items 145-160 of 160

Page 1
Page 2
Page 3
You're currently reading page 4

Show

We’re happy to help

View our advice centre, read about our services, get the information you need or get in touch with any question you might have.

Follow us

About Us

About Us
Shipping Charges
Contact Us
Store Location

Customer Services

My Account
Order Status
Returns & Exchanges

Info

Privacy Policy
Opening hours
Cookies
Terms & Conditions

Visit TridentUK Store

Trident Quay
6 South Shore Road
Gateshead
Tyne And Wear
NE8 3AE
0191 4901736
Get Directions

Family owned and run business
Manufacturing in Gateshead, UK
Since 1983
Passionate about sailing

Privacy Policy | Terms & Conditions

Loading...

Loading...