They are made to fit revelation shafts ID & OD

As with all sights in the Pro Series

it is possible to choose an aperture size between 0

This molded accessory lets you tilt your camera up or down to achieve the perfect angle for your shots

27 lb model if you shoot under 50 pounds but more than 35

SITKA Knit Wheatland Beanie Apparel Color:Field Gray They are made to fitThe Wheatland Beanie is your standard workhorse beanie made with a micro fleece liner for added wartmth and comfort. It's made from a 50 50 merino wool and nylon blend for all all day comfort. Features: Construction: 50% Merino Wool 50% Acrylic Fleece Half Liner Specifications: Size: OSFM