pitlock for the wheels and something as basic as this for your seatpost http://www.chainreactioncycles.com/pz-racing-mt5-3-anti-theft-seat-clamp/rp-prod94825 or the chain in the inner tube trick
@fredtc started
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pitlock for the wheels and something as basic as this for your seatpost http://www.chainreactioncycles.com/pz-racing-mt5-3-anti-theft-seat-clamp/rp-prod94825 or the chain in the inner tube trick