ENDCAP-BLK / Deluxe Post End Cap – Black Products » Gaines » ENDCAP-BLK / Deluxe Post End Cap - Black ENDCAP-BLK / Deluxe Post End Cap - Black $19.00 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 20 25 30 40 50 75 100 Keystone Series Deluxe Post End Cap replacement. Black powder coat finish. Cast aluminum. Mounting hardware not included.