SECO Stewart Superior A4 Aluminium 4 Sided 25mm Front Loading Picture/Poster Snap Frame Red, REDA4

Amazon

Easy open 'snap opening' front frame, to quick poster change Powder coated aluminium finished in red 400 micron anti-glare PVC front sheet Tough styrene back panel, to hold your A4 sized poster in place Complete with screws and raw plugs to secure your frame to the wall

Zoro Tools

SS Aluminium 4 sided snap frame A4 Red