Classic Shimano 105 BR-1050 Bicycle Brake Calipers 39-49 mm Reach VGC Brake Set | eBay
Shimano 105 #BR-1050 short reach single pivot rear brake from 1987 – Velosaloon.com
Shimano 105 #BR-1050 #BL-1051 brake and brake lever set from 1988 – Velosaloon.com
1988 Shimano 105 blue anodized rare single-pivot rim brake caliper. Mo. BR- 1050 Took an hour of throwing it to get this shot Ge… | Brake calipers, Calipers, Shimano
VeloBase.com - Component: Shimano BR-1050, 105 dark anodized (39-49mm)