SPORTSBIKESHOP\n\n--\nHome\n\n--\nAbout Us\n\n--\nDelivery & Returns\n\nWhat are you looking for?\n\n--\n\n250+ Top Brands\nUK's largest range\n\n--\n\nFree UK Delivery*\nOrders over \u00A325\n\n--\n\nFree Returns*\nMainland ex H'lands (over \u00A325)\n\n--\n\n20+ Years Online\nTried, tested, trusted\n\n--\n\n200,000+ Reviews\nfrom bikers like you\n\nAlpinestars R10 Motorcycle Helmet Spares Rubber Plug for Chin Vent - Black\n\n from 1 review\n\nGenuine R10 helmet replacement chin vent rubber plug\n\nDescription\n\nReplacement chin vent rubber plug for Alpinestars' Supertech R10 helmet\n\nLatest Verified Customer Reviews for Alpinestars R10 Rubber Plug for Chin Vent - Black\n\nEasy to lose\n\n 19 January 2026 by Jim.\n\nFits snug, hard to believe the alpinestars r10 helmet doesn't have flip down vent for the chin section,instead you have to physically remove and replace a rubber bung. I purchased 2 of these as I lost my original one, so if I lose another one, I'll have a spare.\n\.