1. Colt did not make a 2nd Gen presentation case for the Walker other than the Green lined Colt Heritage Commemorative Walker (F9006) cased set.
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=274671999. There was a Sig Series case though.
2. There was no 2nd Gen Baby Dragoon case other than the 1 of 500 cased set.
http://www.gunbroker.com/Auction/ViewItem.aspx?Item=274685591. There was a Sig series case though.
3. There was no packaged accessory set for the Walker. The individual pieces were sold separately. W5056 Flask, W5089 three handled blued steel bullet mold, W5088 Combo nipple wrench/screwdriver, and W5049 Ely cap tin. There was a Signature series Walker accessory set sold; but the items were not the same.
4. There was a 2nd Gen 1860 Army accessory set. They do show up on the auction sites rarely. The Colt number was W5082 and it came in the black and gold Colt Blackpowder box. Had a W5083 blue/black flask, W5058 blued steel bullet mold, W5084 combo nipple wrench/screwdriver, and W5049 ely cap tin. The Sig series also had an 1860 acessory set in a gray box; but the items were not the same as the 2nd Gen set.
In addition to the 1 of 500 Baby Dragoon set, the 1860 Army, 1862 Pocket Navy, and 1862 Pocket Police came in a 1 of 500 cased set.