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SIZE GUIDE

Blocks

Here at P&B, we stock a wide range of blocks from all the major manufacturers; Selden, Allen, Harken, Barton and Sea Sure. Ball bearing and plain bearing blocks of all shapes, sizes and types can be found here or in store.  If you can't see the item you're looking for listed, please contact us on 01604 592808 to speak to our Mail order team to see if we can supply the item for you. 

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  • 16mm Air Block Replacement O Rings
    Harken
    Price: £0.54 RRP: £0.60 | Save £0.06
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  • Screw Shackle L18 W12
    Ronstan
    Price: £3.66 RRP: £3.85 | Save £0.19
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  • 15mm Sheave, Acetal
    Ronstan
    Price: £4.58 RRP: £4.82 | Save £0.24
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  • 29mm Plain Bearing Single Block
    Allen
    Price: £4.66 RRP: £5.18 | Save £0.52
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  • 16mm Plain Bearing Acetal Sheave Lightweight Single Block
    Allen
    Price: £4.66 RRP: £5.18 | Save £0.52
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  • 25mm Single Block with Nylon Sides
    £4.98
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  • 18mm Single Block
    £4.98
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  • Retainer Clip, S40 BB & RT Single & Fiddle Orbit Blocks
    Ronstan
    Price: £5.12 RRP: £5.38 | Save £0.26
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  • 20mm Plain Bearing Single Block
    Allen
    Price: £5.83 RRP: £6.48 | Save £0.65
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  • 20mm Plain Bearing Single TI3 Block
    Allen
    Price: £5.83 RRP: £6.48 | Save £0.65
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  • 20mm Plain Bearing Single TII Block
    Allen
    Price: £5.83 RRP: £6.48 | Save £0.65
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  • 16mm Plain Bearing Cheek Block
    Allen
    Price: £5.96 RRP: £6.62 | Save £0.66
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  • Size 0 Plain Single Block Fixed Eye
    £6.22
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  • 16mm Plain Bearing Brass Sheave Lightweight Single Block
    Allen
    Price: £6.34 RRP: £7.04 | Save £0.70
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  • Screw Shackle L22 W16
    Ronstan
    Price: £6.41 RRP: £6.75 | Save £0.34
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  • 25mm Plain Bearing Single Block
    Allen
    Price: £6.43 RRP: £7.15 | Save £0.72
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  • 20mm Dynamic Block Cheek Adaptor for A2021
    Allen
    Price: £6.52 RRP: £7.24 | Save £0.72
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  • Aluminium Thimble 15mm Dia 6mm Wide
    Allen
    Price: From £6.70 RRP: £7.45 | Save £0.75
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  • 20mm Plain Bearing Multi - Function Single Block
    Allen
    Price: £7.11 RRP: £7.90 | Save £0.79
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  • Size 0 Plain Cheek Block
    £7.41
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  • 29mm Plain Bearing Single Block with Ingerfield Clip
    Allen
    Price: £7.45 RRP: £8.28 | Save £0.83
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  • Size 0 Plain Single Block with Becket
    £7.64
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  • Aluminium Thimble 20mm Dia 8mm Wide
    Allen
    Price: From £7.65 RRP: £8.50 | Save £0.85
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  • 18mm Single Block Brass Sheave
    £7.85
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