BS1 series Bolt hole castors (for M8 bolt) loads up to 50kg
EXPANDING PLUGS (R_ _/S_ _)
Supplied in five sizes:
Expands from Round (nylon) Ref.
15.5 to 18.4mm R15
18.1 to 21.4mm R18
21.1 to 24.4mm R21
Expands from Square (steel) Ref.
15.5 to 17.0mm S15
21.3 to 23.5mm S21
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SPRUNG PLUG (SA-)
For mobile steps. Fitted with a stepped plug 136mm long fitted into a 25.4mm (1”) O.D. outer sleeve which compresses on loading.
Supplied in two spring weights:
Spring weight Ref.
15Kg SA1
30Kg SA2
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