Shock absorber working keychain

This is a fully PLA shock absorber working. It is composed of 6 assemblable pieces. In the last photo there is the scheme.

Mounting:

1) put the shaft (03) in the damper(02)
2) fits the uniball (05) in the shaft (03)
3) fits the mount (01) in the damper (02)
4) insert the spring (00) through damper (02)
5) compress the spring and insert the bushing (04) in the shaft throught the crack
6) fits the bushing (04)in the uniball (05) pushing down

NOTE: use sandpaper if the pieces do not fit together