-33.98% READY TO SHIP MTB Chainrings Carbon Ti - Chainring X-Monoring Titanium X-Truvativ (SRAM) CTICHR0000087 €77.22 €116.96 Titanium grade 5 single-chainring with direct engage (spiderless) for Truvativ/SRAM XX1, X.0, X.9, X.7, S2210 cranksets. The Monorings have traditional teeth, not with wide-narrow design introduced by Sram groups, but compared to traditional chainrings the teeth are taller and help to hold the chain in position, also helped by the rear derailleur spring... Add to cart