Elkhart RV Parts can assist with sourcing replacement locking mechanisms, often called cord locks or blind locks, for older Irvine RV blinds. Although specific plastic or metal locking mechanisms for older models may not always be individually listed on the website, they can be sourced or compatible replacements recommended. Customers are encouraged to provide a photo or description of the locking mechanism along with model or approximate year information to facilitate identification. Elkhart RV Parts is based in Goshen, Indiana, and while they do offer live phone support, inquiries can be made via email at [email removed] For browsing available Irvine replacement components, visit their collection of RV pleated shades, roller shades, and window coverings at elkhartrvparts.com.