Specifically intended for use where wire lines are subjected to low rotational high loads.The range uses stainless-steel side cheeks and a single row of spaced stainless-steel ball bearings in the sheave to give maximum strength in the smallest form possible.Available with different accessories including hooks, beckets, swivels and shackles giving a whole range of choices to suit different applications.Bearings – A single row of spaced stainless steel ball bearing run on a stainless steel axle. This allows the width of the block to be as narrow as possible whilst still offering excellent rolling speeds and high working loads.Body – Formed in stainless steel for a lightweight yet robust frame.Maximum Working Load – If exceeded the block may not perform as designed.Breaking Load – The load at which a major block failure is likely to occur.
| SKU | Title | sheave diameter mm | Maximum Line Diameter mm | shackle pin mm | breaking load kg | Length mm | Weight g | Price | |
|---|---|---|---|---|---|---|---|---|---|
 | A4568 | Single Fixed Head | 16 | 2 - 4 | 4 | 400 | 11 | £26.45 | |
 | A4569 | Double Fixed Head | 16 | 2 - 4 | 4 | 400 | 25 | £56.58 | |
 | A4669 | Double With Becket | 16 | 2 - 4 | 4 | 400 | 50 | 26 | £56.90 |
 | A4570 | Triple Fixed Head | 16 | 2 - 4 | 4 | 400 | 36 | £84.91 | |
 | A4670 | Triple With Becket | 16 | 2 - 4 | 4 | 400 | 50 | 38 | £88.18 |
 | A4068 | Optimist Sprit Block | 16 | 2 - 4 | 4 | 400 | 55 | 20 | £34.40 |
 | A4279 | Single Flared Cheek | 25 | 2 - 7 | 5 | 750 | 41 | 44 | £40.57 |
 | A4379 | Single Fixed Head | 25 | 2 - 5 | 5 | 750 | 41 | 25 | £31.38 |
 | A4393 | Single Fixed Head With Becket | 25 | 2 - 5 | 5 | 750 | 59 | 31 | £35.40 |
 | A4479 | Single With Shackle | 25 | 2 - 5 | 5 | 750 | 33 | £39.84 | |
 | A4593 | Triple Fixed Head | 25 | 2 - 5 | 5 | 750 | 57 | 78 | £101.57 |
 | A4679 | Double Fixed Head | 25 | 2 - 5 | 5 | 750 | 57 | 54 | £68.36 |
 | A4693 | Triple Fixed Head With Becket | 25 | 2 - 5 | 5 | 750 | 70 | 84 | £105.17 |
 | A4779 | Double Fixed Head With Becket | 25 | 2 - 5 | 5 | 750 | 60 | £71.68 | |
 | A4979 | Quad Fixed Head | 25 | 2 - 5 | 5 | 750 | 51 | 89 | £134.89 |
 | A4993 | Single Clevis Pin Head | 25 | 2 - 5 | 5 | 750 | 43 | 31 | £38.51 |
 | A4379HK | Single With Hook | 25 | 2 - 6 | - | 500 | 105 | 81 | £55.02 |
 | A4196 | Single Fixed Head | 38 | 2 - 6 | 5 | 1000 | 62 | 71 | £58.27 |
 | A4296 | Single With Shackle | 38 | 2 - 6 | 5 | 1000 | 74 | 80 | £66.72 |
 | A4396 | Single Fixed Head With Becket | 38 | 2 - 6 | 5 | 1000 | 80 | 84 | £64.21 |
 | A4496 | Double Fixed Head | 38 | 2 - 6 | 5 | 1000 | 74 | 141 | £119.51 |
 | A4596 | Double Fixed Head With Becket | 38 | 2 - 6 | 5 | 1000 | 93 | 150 | £126.46 |
 | A4696 | Triple Fixed Head | 38 | 2 - 6 | 5 | 1000 | 74 | 195 | £176.83 |
 | A4796 | Triple Fixed Head With Becket | 38 | 2 - 6 | 5 | 1000 | 93 | 208 | £182.33 |
 | A4379HK-90 | Single With 90 Degree Hook | 25 | 2 - 6 | - | 500 | 90 | 81 | £55.02 |
 | A4393HK | Single Fixed Head And Becket With Hook | 25 | 2 - 5 | - | 750 | 103 | 81 | £54.86 |
 | A4668 | Single With Becket | 16 | 4 | 4 | 400 | 50 | 40 | £28.20 |
 | AB1342 | Brass Sheaved Plain Bearing | 20 | 6 | - | 540 | £8.39 |
