H&Y Filters 100x150mm K-Series Hard-Edge Graduated GND0.6 Filter (2 Stops) with Magnetic Filter Frame 20x24 their only difference is that

their only difference is that the 'HP' Slings are approximately 6cm (2⅜") longer

With interchangeable 1/4”/ 3/8” connecting thread

Long Exposure Shots: Improving the quality of long exposure night shots by reducing the orange glow often caused by streetlights

This profile makes the control of the base and asymmetrical tilts highly visible

keeping it lightweight and tough at the same time

H&Y Filters 100x150mm K-Series Hard-Edge Graduated GND0.6 Filter (2 Stops) with Magnetic Filter Frame 20x24 their only difference is thatH&Y Filters 100x150mm K Series Hard Edge Graduated GND0. 6 Filter (2 Stops) with Magnetic Filter Frame Key Features Hard Edge Graduated Neutral Density 0. 6 Optical Density For 100mm K Series Filter Holder 4x Filter Factor, 2 Stop Reduce Exposure in Selective Areas Hard Edged Line of Transition Reduce Shutter Speed, Widen Aperture 9 Layer Multi Coating, Gorilla Glass Quick Release Magnetic Filter Frame Magnetically Mounts on Holder Fast Use of Filter