Canon Community

Both need to use the tripod collar. Is there an item that would let me have two things attached to the tripod collar? Please be nice. I am disabled and trying to figure out a way that would let me use bigger lenses without killing my back. Thank you....

What lenses would you recommend for indoor sports? I have my eye on the rf 100-500mm f/4.5-7.1l is usm, but a Youtuber I talked to thinks it would be too dark. Any thoughts?Roller Derby is what I want to shoot. 

When I look up camera gear and accessories on Google I tend to get the same responses back, camera bag, batteries, memory cards, lenses, etc. My question is what unusual gear and accessories have you bought that have been of great use to you?I am dis...