SKU: PB-SBOX-SQPB-SBOX-SQ surface box for exit buttons PB-SBOX-SQ surface box for pushbuttonsAdditional information Surface box for exit pushbutton Made of zinc alloy For use with: TLB-SQ TLB-SQ- SS KS-SQ PB-SETA-SQ Dimensions: 86(W) x 86(H) x 28(D) mm