rings: 2.76" x 2.76" x .12" 
70.00 mm x 70.00 mm x 3.31 mm

oars: 5.32" x .45" .17" 
135.04 mm x 11.35 mm x 4.34 mm

key: 3.93 " x 1.43" x .22" 
99.79 mm x 36.37 mm x 5.54 mm

wheel: 2.90" x 2.90" x .15" 
73.75 mm x 73.75 mm x 3.90 mm

life preserver: 1.71" x 1.71" x .22" 
43.34 mm x 43.34 mm x 5.49 mm 

moon: 2.06" x .86" x .31" 
52.30 mm x 21.77 mm x 8.07 mm

sun: 2.18" x 2.18" x .32" 
55.27 mm x 55.27 mm x 8.24 mm