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Series 15‭ ‬Utility

PHOTO CREDIT© Toby Bromwich

Series 15 Ball Bearing Utility Blocks

The smallest and lightest ball bearing blocks available, Series 15 Ball Bearing Blocks feature stainless steel ball bearings in a 15mm sheave. Popular choices for dinghy control lines, vangs, cunninghams, or tweakers. A variety of configurations creates many opportunities for applications.

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Series 15‭ ‬Utility

Ball Bearing

RF15100 Series 15 Ball Bearing Single Block with Swivel Shackle
The smallest and lightest ball bearing block available

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Ball Bearing

RF15101 Series 15 Ball Bearing Single Block with Loop Top
The smallest and lightest ball bearing block available

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Ball Bearing

RF15107 Series 15 Ball Bearing Single Block to suit Webbing Attachment
The smallest and lightest ball bearing block, featuring an 11mm wide webbing slot.

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Ball Bearing

RF15111 Series 15 Ball Bearing Single Block with Loop Top and Becket
The smallest and lightest ball bearing block available, with becket and loop top

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Ball Bearing

RF15141 Series 15 Stand-Up Ball Bearing Block
The stand up version of the smallest and lightest ball bearing block

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Ball Bearing

RF15151 Series 15 Ball Bearing Cheek Block with two Fastening Holes
The smallest and lightest ball bearing cheek block, two mounting hole version.

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Ball Bearing

RF15151A Series 15 Ball Bearing Cheek Block with single Fastening Hole
The smallest and lightest ball bearing cheek block, single mounting hole version

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Ball Bearing

RF15180 Series 15 Ball Bearing Single Block with Hook
Single block with swivelling hook on head, ideal for attaching to webbing loop on sails (e.g. as a Cunningham system on small dinghies.)

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Ball Bearing

RF15202 Series 15 Ball Bearing Double Block with Loop Top
Double block with loop head, ideal for splicing/lashing attachment or can be shackled using RF633S.

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Ball Bearing

RF15212 Series 15 Ball Bearing Double Block with Becket and Loop Top
Double Block with Becket. Loop head suits splicing/lashing attachment or can be shackled using RF633S.

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Ball Bearing

RF15302 Series 15 Ball Bearing Triple Block with Loop Top
Triple Block, Loop Head suits splicing/lashing attachment or can be shackled using RF633S

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Ball Bearing

RF15312 Series 15 Ball Bearing Triple Block with Becket and Loop Top
Triple Block with Becket, Loop Head suits splicing/lashing attachment, or can be shackled using RF633S

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Ball Bearing

RF15711 Series 15 Ball Bearing Exit Block
Exit Block with formed single piece formed housing for minimal rope wear

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Ball Bearing

RF15171 Series 15 Ball Bearing Upright Lead Block
The upright lead version of our smallest and lightest ball bearing block

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Ball Bearing

RF15174 Series 15 Ball Bearing Pivoting Lead Block
Pivoting lead block, 4 fastening holes. Ideal for leading lines up from the cockpit floor etc.

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