Clip on any size Snap-On frame in seconds. Provides full range of dusting positions. Complete 360 deg. swivel action allows user to change direction without lifting head and scattering dust. Versatile collar lock allows rigid position if preferred. 1" x 60" FirmGrip black metal ribbed handle with swivel hang cap will not crack, warp, or splinter; easily sanitized; ribbing eliminates handle slippage.