if (getiteminfo(getequipid(EQI_COMPOUND_ON), ITEMINFO_VIEW) == W_KNUCKLE) {
   .@r = getrefine();
   bonus bHit,20;
   bonus bBaseAtk,15;
   if (.@r >= 10) {
      .@val = 15;
   }
   bonus2 bAddSize,Size_Large,(.@r+.@val);
}