ok just got a tt-01 to build as a drifter...read a lot of the info on here and most was useful,but I have some questions.....1 should I put a one-way in the front?what are the benefits? and is there a way to lock the rear?and should I?has anyone seen this on ebay?STD5 Square Drift Setting Pack Tamiya TT-01 TT01 [link]http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&sspagename=STRK%3AMEWA%3AIT &viewitem=&item=6008182776&rd=1&rd=1[/link] is that a spool or locker in the bag,and if it is where can I get one without the whole kit?...ok a lot of questions,but I know there are a lot of answers on rcu