crwdns2933423:0crwdne2933423:0

crwdns2933803:06crwdne2933803:0

crwdns2933797:0robertcbaruchcrwdnd2933797:0crwdne2933797:0

crwdns2936047:0crwdne2936047:0

crwdns2933769:0crwdne2933769:0
crwdns2933771:0crwdne2933771:0
crwdns2933801:0crwdne2933801:0

crwdns2933807:0crwdne2933807:0

[* black] The shafts are held by [http://en.wikipedia.org/wiki/Bushing_(bearing)#Bushing|bushings] which are threaded on the outside. Nuts on the inside of the carriage hold the bushings in place.
[* red] Unscrew the bushings. You may need to hold the nuts on the inside with a finger or needle-nose pliers.
- [* red] 5x Slotted-head bushing, ID 0.141", threaded on outside 1/4-28, length 1/8"
+ [* red] 5x Slotted-head bushing, ID 0.141", threaded on outside 1/4-32, length 1/8"