< All Topics Main General Topics Technical Changes 2023 TI 2023/005 - New short assistant arm for Model Pro Print TI 2023/005 – New short assistant arm for Model Pro Posted10.07.2023 Updated10.07.2023 Download TI 2023/005 as PDF Change valid for: Model Pro 500/700Change valid from: 07/2023 Short simple assistant arm length will be 270 mm. The sale of the simple assistant arm in the currently available length 320 mm will be ended when stock is sold out.