Nikon 300mm f4.5 AI-S Nikkor tripod ring 4 is a fast standard

4 is a fast standard lens for the Minolta MD lens mount

then you're in for a treat

and it'll add almost a kilogram to your tripod's weight- but if you need to hold 60kg up in the air

The Manfrotto 004 is a large light stand with a 9kg capacity

4x focal length boost (at the price of one stop of light)

Nikon 300mm f4.5 AI-S Nikkor tripod ring 4 is a fast standardThe Nikon 300mm f4. 5 AI S Nikkor is a telephoto prime lens for Nikon F mount. Not tiny: it's 22cm long and weighs more than a kilo. But it performs well, and it's got its own tripod mount. Cosmetic condition is good, with some paint and finish wear; focusing action is smooth, and optics are clean, with minor dust.