The CTB-950 and the CTB-900 are identical bags except the 950 has a larger mounting system to accommodate wider back rests as found on the H-D Road King. The difference between the CTB-950 and the CTB-600:
Dimensions: Unexpanded - 14"L X 18.5"H X 8"W, Expanded - 14"L X 18.5"H X 10"W.
