Sram Force 1070 10-speed short-cage rear derailleur; 173g of not-perfect!

Used Sram APEX short cage 10 Speed Rear Derailleur

SRAM Force Short Cage Rear Derailleur 10 Speed Bike Exact Actuation Silver

SRAM Force 10 Speed Rear Derailleur Short Cage, exact actuation. NO PULLEYS.

SRAM Force Short Cage Cyclocross Rear Derailleur 10 Speed Exact Actuation 180g

SRAM Force WiFli Rear Derailleur - 10 Speed, Medium Cage, Black/Silver

SRAM Force Rear Derailleur Road Bike Carbon Short Cage 2x 10 Speed

SRAM Force 2x 10 Speed Road Bike Rear Derailleur Short Cage Carbon Fiber