Logitech G29/G920/G923 Steering Base Extension Shaft - 40 to 160mm (1.57" to 6.30")Logitech G29 G920 G923 Steering Base Extension Shaft Enhance your sim racing experience by adjusting the height of your Logitech wheel with our high quality extension shaft. Designed for improved ergonomics and customization, this extension allows you to position your wheel at the perfect height for maximum comfort and control. Key Features: Multiple sizes available Choose from standard sizes ranging from 40mm (1. 57") to 160mm (6. 30") in 20mm (0.