If you see someone with the 251 tattoo it will (more often times than not) symbolize the esoteric meaning of the following: 2 boxes of pseudoephedrine + 5 steps worth of instructions = 1 gram of meth. This is the precursor of the shake and bake formula.
Brandon had overheard Bobby talking about how some of his dumb ass friends wanted to get the 251 tattoo while they were in the county jail. Brandon also figured that they would be playing road rash roulette, as soon as the opportunity presented itself.
by yyuryyubicuryy4me June 19, 2018