— Tilt mechanism
— Tilt mechanism with tilt lock
— W/O tilt lock: 7° backwards, 4° forwards
— With tilt lock: 7° backwards
— With tilt lock: 12° backwards (Standard version only)
1 position, by lever
— 2,5° backwards (Standard version) or
— 6° backwards (Lounge version)
By lever
Factory setup
Bolt-on aluminium plate 153 x 153 mm [6.0 x 6.0in]
28 mm [1.1 in]
— Black painted
— Polished
— Black painted
— Polished
Instar Major -7° tilt, With tilt lock
— Standard → 1023600
— Lounge → 1023650
Instar Major -12° tilt, With tilt lock
— Standard → 1023300
Instar Major -7° +4° tilt, W/O tilt lock
— Standard → 1023400
— Lounge → 1023450
See the technical data sheet