Find junk pieces

Find junk pieces is a quest in Fallout: Brotherhood of Steel.

Quick walkthrough
Give Giese some junk and 50 caps and he'll make some useful item. The item depends on how much pieces are given to him. Giving him all four will result in Super sledge.

Detailed walkthrough
The locations of all junk pieces are:
 * Docks of Los, Shipyard - Found in freezer chest in the northwest part of the map
 * Docks of Los, Warehouse Area - Found in crate
 * Docks of Los, Holding Pens - Two pieces can be found in different footlockers