Swivel column
40 mm [1.6 in]
70 mm [2.7 in]
28 mm [1.1 in]
— 85 mm [3.3 in]
— 93 mm [3.6 in]
— 105 mm [4.1 in]
— 125 mm [4.9 in]
— 145 mm [5.7 in]
— 15 mm [0.6 in]
— 23 mm [0.9 in]
— 35 mm [1.4 in]
— 55 mm [2.2 in]
— 75 mm [3.0 in]
— Chrome (plastic)
— Black
Ø 40 mm swivel column
15 mm extension (No cover) → 4511160
23 mm extension (No cover) → 4511188
35 mm extension → 4511161
— Chrome cover → 4510170
— Black cover → 4510171
55 mm extension → 4511162
— Chrome cover → 4510172
— Black cover → 4510173
75 mm extension → 4511163
— Chrome cover → 4510174
— Black cover → 4510175