The weight_mod_v1.2.zip file you have requested: Clear Sky / Mods / Singleplayer / Stalker CS Weight Mod - 12.57kb is not available. Perhaps try browsing all files for the game S.T.A.L.K.E.R.: Clear Sky and upload any files you want to share or are missing. This is the only information we could locate:
Enables you to carry 150kg, then stops you walking at 250kg. Updated to work with stalker v.1.5.07. Enjoy!!!!!!