ASTM F-136 Implant Grade Titanium Internally Threaded Convex Base Labret. Implant Grade Titanium Internally Threaded 4mm Convex Base Labret With Prong Set £16.00PriceColour (optional)Bar Thickness (optional)SelectBar Length (optional)SelectQuantity*Add to CartSuitable forConch TragusHelixFlatLobeNoseSize GuideSize Guide No Reviews YetShare your thoughts. Be the first to leave a review.Leave a Review