SPORTSBIKESHOP\n\n--\nHome\n\n--\nAbout Us\n\n--\nDelivery & Returns\n\nWhat are you looking for?\n\n--\n\nFree UK Delivery*\nOrders over \u00A325\n\n--\n\nPay later with Paypal\nInterest free options available\n\n--\n\nFree next day to store\nOnline choice delivered in-store\n\n--\n\nClick & Collect\nFrom a shop near you\n\n--\n\nKlarna\nKlarna available at the checkout\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 anothe.