aa tank would be kool,if i found a tank i would probably get the disc hub caps,i have one that was originally owned bt a guy who worked for island cycle supply,he got some discontinued and protype parts,has anti-snake bike wheels,ape bars,a 4 speed exus hub controlled by a computer,overseas only i guess,all built by nokomas bicycle in mpls minnesota,i went there one day and was tellin him about it and he pulled a pic of his bulliten board taken right after hebuilt it