s ▁are ▁also ▁used ▁by ▁the ▁Polish ▁peace keep ing ▁unit ▁in ▁K FOR . ▁ ▁Poland ▁also ▁bought ▁ 2 2 ▁B WR - 1 D ▁( BR M - 1 K ) ▁reconna issance ▁vehicles ▁in ▁ 1 9 8 7 ▁from ▁the ▁USS R ▁and ▁ 1 6 ▁B WR - 1 S , ▁( a ▁modern ized ▁B P z V ), ▁reconna issance ▁vehicles ▁from ▁the ▁Czech ▁Republic ▁in ▁the ▁early ▁ 1 9 9 0 s . ▁B WR - 1 S ▁reconna issance ▁vehicles ▁are ▁used ▁by ▁the ▁ 1 8 th ▁Re con na issance ▁Battalion ▁of ▁the ▁ 1 6 th ▁Mechan ized ▁Division ▁in ▁El bl ąg ▁and ▁the ▁ 2 nd ▁Re con na issance ▁Regiment ▁from ▁Hr ub iesz ów . ▁Poland ▁also ▁oper ates ▁MP - 3 1 ▁command ▁vehicles ▁which ▁served ▁as ▁a ▁basis ▁for ▁the ▁Z W DS z ▁ 2 ▁command ▁vehicle ▁( see ▁the ▁' Pol and ' ▁section , ▁of ▁the ▁B MP - 1 ▁variants ▁article ▁for ▁details ). ▁There ▁are ▁ 1 , 3 0 6 ▁B WP - 1 s , ▁ 3 3 ▁B WP - 1 D s , ▁ 5 ▁MP - 3 1 s ▁and ▁ 6 ▁Z W DS z - 2 ▁command ▁vehicles ▁in ▁service ▁as ▁of ▁the ▁first ▁half ▁of ▁ 2 0 0 8 . ▁The ▁number ▁of ▁B WR - 1 S s ▁and ▁B WR - D s ▁has ▁not ▁changed .