So I Have No Idea If I'm Suppose To Posy Pics Of Non Coin Items, But Need Help With An ID On Two Th

So my same grandfather that worked in the bank all his life, lived at the end of the driveway to my house, well family built when I was 9, been there ever since! However the grandparents house was taken by the LADOTD, when they expanded expanded the hwy to 4 lanes. While they took the jouse, they left his old shed, been sitting there untouched for cpl decades! Recently a drunk driving, after fleeing a hit and run, ran into said she'd! All that being said, I forgoound these two item, but need help figuring out what they are, and their purpose!

The first I'm thinking some kind of bicycle or automotive emblem