If you're looking to treat the triathlete in your life – or yourself – this Christmas, check out our top 20 brilliant bike must-haves
Abus City Chain X-Plus
If you want a heavy-duty bike lock that looks and feels unbreakable, this is a good choice. It's not a light option, but it has a Level 15 rating from security specialist Thatcham, which recommends it as an anti-theft device for motorbikes. If that doesn't convince you that it's a secure choice, nothing will.
How much? £119.99
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