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Looking to install Shimano BR-R451 Brake Calipers onto a (guessing) 90's Peugeot road bike : r/bikewrench
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Shimano Br-r451 Road Bicycle Cycling Brake Calipers Front / Rear / Pair R451 Racing Bike Dual Pivot Brake Caliper 47-57mm - Bicycle Brake - AliExpress
![Amazon.com : SHIMANO R451 Front Mid-Reach Road Caliper Silver : Bike Brake Calipers : Sports & Outdoors Amazon.com : SHIMANO R451 Front Mid-Reach Road Caliper Silver : Bike Brake Calipers : Sports & Outdoors](https://m.media-amazon.com/images/I/41AylGnSdyL._AC_SY1000_.jpg)
Amazon.com : SHIMANO R451 Front Mid-Reach Road Caliper Silver : Bike Brake Calipers : Sports & Outdoors
![Amazon.com : SHIMANO R451 Rear Mid- Reach Road Caliper, Black : Bike Brake Calipers : Sports & Outdoors Amazon.com : SHIMANO R451 Rear Mid- Reach Road Caliper, Black : Bike Brake Calipers : Sports & Outdoors](https://m.media-amazon.com/images/I/41FCSH29GkL._AC_SY1000_.jpg)
Amazon.com : SHIMANO R451 Rear Mid- Reach Road Caliper, Black : Bike Brake Calipers : Sports & Outdoors
![Shimano Br-r451 Road Bicycle Cycling Brake Calipers Front / Rear / Pair R451 Racing Bike Dual Pivot Brake Caliper 47-57mm - Bicycle Brake - AliExpress Shimano Br-r451 Road Bicycle Cycling Brake Calipers Front / Rear / Pair R451 Racing Bike Dual Pivot Brake Caliper 47-57mm - Bicycle Brake - AliExpress](https://ae01.alicdn.com/kf/HTB1fpB.Bf9TBuNjy1zbq6xpepXam/Brand-New-BR-R451-Road-Bicycle-Cycling-Brake-Calipers-Front-Rear-Pair-R451-Racing-Bike-Dual.jpg)