There's two on ebay currently that almost match requirements:
1a, 11.5cm, 26.4mm clamp (NOS)
1a, 9.5cm, 26.4mm clamp (used)
@Hairingtons started
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There's two on ebay currently that almost match requirements:
1a, 11.5cm, 26.4mm clamp (NOS)
1a, 9.5cm, 26.4mm clamp (used)