Reddit reviews Tektro R539 Dual Pivot Road Brake Caliper Long arms 47-59mm(Nutted/Hex nut) Old School Nut - Front/Rear/Set/Silver, Black (Black, Set Front+Rear)
We found 1 Reddit comments about Tektro R539 Dual Pivot Road Brake Caliper Long arms 47-59mm(Nutted/Hex nut) Old School Nut - Front/Rear/Set/Silver, Black (Black, Set Front+Rear). Here are the top ones, ranked by their Reddit score.
Tektro R539 Nutted nut /traditional nut/( It's the old school hex nut)Dimension47 - 59 mmStandard FinishHigh Polish Silver Or Black Anodized MaterialForged Aluminum ArmsWeight160 Grams / WheelMADE IN TAIWAN
https://www.amazon.com/Tektro-Caliper-47-59mm-Nutted-School/dp/B0777H59S6/ref=sr_1_1?keywords=old%2Bschool%2Bbike%2Bbrake%2Bcaliper&qid=1563037667&s=gateway&sr=8-1&th=1&psc=1
So these would be the right ones? I'm open to any suggestions I'm not that familiar with bicycles.