https://www.headsetexperts.com/Plantronics_HW261_p/HW261.htm?
HW261 | SupraPlus Wideband Binaural Headset | Plantronics | Headset Experts
HW261 Plantronics HW261 SupraPlus Wideband Binaural Headset SupraPlus Headsets, Plantronics Headsets, 73840-01, 64337-01, 64337-02, H261, 64337-31 Plantronics...
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https://www.liftingsafety.co.uk/lifting-equipment-shop/rigging-equipment/crosby-lifting-and-rigging/western-and-marine-blocks/5-steel-blocks-2543
Crosby HW261 & HW262 Steel 5 Sheave Pulley Blocks with Hook, WLL option of 540kg or 820kg -...
Crosby HW-261, HW 262 5" Steel Blocks - 540kg or 820kg - Western 5" Steel Blocks for Wire Cable.