Nikon 70-300mm f4.5-5.6G ED VR AF-S Nikkor brand_Arista and may be small enough

and may be small enough to keep mounted with the camera folded up (BE CAREFUL)

in the sense that it'll be an MC-36A

just about big enough to hold an SLR and a lens or two

plus a bit of extra bonk protection just in case (can't hurt

Before you jam that "add to cart" button

Nikon 70-300mm f4.5-5.6G ED VR AF-S Nikkor brand_Arista and may be small enoughThe Nikon 70 300mm f4. 5 5. 6G ED VR AF S Nikkor is a full frame telephoto lens for the Nikon F mount. It has quick AF S focusing, an effective image stabilizer, and a convenient telephoto zoom range. Suitable for full frame or DX cameras, film or digital (as long as they don't need an on lens aperture ring, which this lens doesn't have.) Good cosmetic condition, with some wear, including on the mount; glass has minor dust. Hood not included.