2 x MOUNTAIN BUGGY +ONE Pushchair / Stroller Inner Tubes TO FIT TYRE SIZE: 12" / 12 1/2" VALVE TYPE: 45�� Bent / Angled Schrader Valve + FREE DELIVERY + FREE BALDWINS METAL DUST CAPS WORTH ��2.99 - High Air Retention - Airtight butyl rubber requires less frequent inflation - Puncture Resistance - Higher quality butyl rubber gives better protection - Premium quality replacement part. - Free Metal Dust Caps - Seal inside gives more air retention over plastic caps (RRP ��2.99) - Letterbox Fit Delivery - Tubes packed super thin for your letterbox Click for Item Description.