The AV Stumpfl Monoblox32 4:3 frame is a frame component for constructing a Monoblox32 projection system. It has an aspect ratio of 4:3 and an overall frame size of 447 × 340 cm. The product is supplied as a frame only and does not include a projection surface. It is intended for use with the Monoblox32 system and has a gross and net weight of 12.6 kg.