**SOLD IN PAIRS** C2907-18D Slide - Designed for 1U to 4U chassis in electronic enclosures. Narrow side space and 2 over travel. Lock-out holds chassis in open position. Adjustable mounting brackets included in standard packaging. Narrow side space requirement. Prop65 Warning: This product can expose you to chemicals including nickel, lead, which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.