NanLite Projection Attachment for Bowens Mount with 19° LensNanlite Forza Projector for Bowens Mount with 19 Lens Achieve complex and bold lighting effects with the Nanlite PJ BM Bowens Mount Projector with 19 Lens using lights that have a Bowens mount, such as the FS Series and larger Forza monolights, and a vast number of lights from other manufacturers. This projection mount dramatically increases the output of the attached light. For example, the Forza 500 is over 964% brighter when the 19 lens is used.