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Lead Blocks
Series 20
Series 20 Ball Bearing
Series 30
Series 30 Ball Bearing
Series 55 Ratchet
Series 60 & 75
Wire Blocks
Brand
Ronstan
(34)
Industry
Marine
(34)
BL (Kg)
1000
(2)
1370
(3)
500
(8)
550
(14)
650
(1)
700
(2)
750
(4)
Finish/Material
Acetal ball bearings, UV stabilised Acetal sheave, Grade 316 stainless steel load strap and head fitting, Impact and UV resistant, fibre reinforced Nylon cheeks
(1)
Grade 316 stainless steel ball bearings, UV stabilised Acetal sheave, Grade 316 stainless steel load housing
(2)
Grade 316 stainless steel cheeks., Nylatron® sheave
(1)
Head fitting: grade 316 stainless steel., Ball Bearings: High compression strength carbon black Acetal., Sheave : Hard anodised aluminium.
(1)
Stainless steel ball bearings, UV stabilised Acetal sheave, Grade 316 stainless steel load strap and head fitting, Impact and UV resistant, fibre reinforced Nylon cheeks
(8)
U.V. stabilised Acetal sheave
(2)
U.V. stabilised Acetal sheave, Grade 316 stainless steel load housing
(4)
Max Cable Size (mm)
-
(27)
3
(1)
Max Rope Size (mm)
-
(1)
3/8
(1)
5
(2)
6
(13)
8
(3)
8 + 6
(1)
10
(12)
MWL (kg)
250
(34)
Pin Size (mm)
-
(14)
13
(1)
3.0
(1)
5
(6)
5.0
(1)
NULL
(9)
Product Applications
Dinghy barber haulers, Spinnaker pole launching systems
(3)
Pivoting version suits controls that need to be trimmed from either side of the boat.
(1)
Suits Series 40 & 55 Orbit Block™ Dyneema® links
(1)
Typically used for halyards at the mast base.
(1)
Typically used in dinghy spars for control lines
(2)
Typically used in dinghy spars for control lines such as outhauls.
(2)
Product Name
Block Accessories
(1)
Exit Boxes
(2)
Lead Blocks
(6)
Series 20
(8)
Series 20 Ball Bearing
(1)
Series 30
(4)
Series 30 Ball Bearing
(1)
Series 55 Ratchet
(7)
Series 60 & 75
(3)
Wire Blocks
(1)
Sheave Size (mm)
13
(1)
19
(3)
20
(14)
30
(4)
30 + 20
(1)
55
(5)
55 + 35
(2)
60
(3)
Unit
Each
(34)
Showing 13–24 of 34 results
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Series 20 Stand-Up Ball Bearing Block
Ronstan
Series 30 Ball Bearing Block, Linked
Ronstan
Series 30 Ball Bearing Stand-Up Orbit Block™
Ronstan
Series 30 Utility Block, Fork Swivel Shackle
Ronstan
Series 30 Utility Block, Ring Top
Ronstan
Series 30 Utility Block, Swivel Shackle and Becket
Ronstan
Series 55 Orbit Block™, Anti-Clockwise Ratchet Cheek
Ronstan
Series 55 Orbit Block™, Clockwise Ratchet Cheek
Ronstan
Series 55 Orbit Block™, Ratchet
Ronstan
Series 55 Orbit Block™, Ratchet with Becket
Ronstan
Series 55 Orbit Block™, Ratchet with Fiddle and Becket
Ronstan
Series 55 Orbit Block™, Ratchet with Fiddle, Becket, and Cam Cleat
Ronstan
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