POLISHED BRASS LEVER ARM FASTENER Slide Sash Window Latch Catch Lock Restrictor
KW1-KW17, PA20-PA38, PA41-PA49, PA60-PA78, PH4-PH44, PH49-PH50, PO (Isle Of Wight) TR (Isles Of Scilly) ZE (Channel Isles). Quadrant Window Fastener. Arm Levers Over The Receiver To Lock The Window In Place.