THIS PRODUCT SHIPS SEPARATELY FROM OUR THIRD PARTY WAREHOUSE IN QUEBEC VIA FEDEX GROUND with an estimated delivery time of 1-7 business days and a possible shipping fee UP TO $30 depending on your location. If your order includes in-store items from our Coquitlam location, those will be charged our standard shipping rates, and your cart will display a combined shipping total reflecting both rates. Designed specifically for use with Brose motor systems, this chainring is the lightest, most advanced e-specific ring ever designed. Pairing performance and design aesthetic to give you the highest end E-MTB ring. Steel and Aluminium construction. Compatible with Brose motor systems. SRAM Model ID: CR-XX-BR-D1 Attributes Narrow-Wide Design X-Sync 2 BCD Direct Mount Chainring Comp. Eagle Transmission (T-Type) Material Aluminum/Steel Primary Color Black Speed 12