ANTI-RATTLER KIT, Window, includes 21508, 21452, 21453, 21546 for both doors, 21452/53 have stainless beads
Manufacturer Reference #'s: WFK 2111 67 CA,
1967-1971 F100-F350 (BEFORE 71 SERIAL# 40,001)
WARNING: This product can expose you to chemicals including lead and DEHP, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.