SIMAGIC GT4 Wheel is 300 mm in diameter, with magnetic shifter and clutch levers (infrared sensor). All parts are machined in aluminum / carbon. Push buttons are Illuminated LED. Rotary encoders and pushbutton caps are made of anodized aluminum for professional touch. Fits standard 3 holes 50mm PCD adapters and quick release kit. 
 
SIMAGIC GT4 comes with magnetic paddle shifter by default. Dual clutch paddles is optional upon checkout. The polyurethane rubber handgrip is made by injection molding, which has moderate soft and hard ergonomic grips. 
 
Tech Specs:-
 
 - 8 momentary buttons with RGB light
 - 2 multiswitch 7 way
 - 2 front rotary encoders with push button
 - All aluminum parts are CNC machined and anodized
 - Custom design magnetic switchless paddle shifters with infrared sensor. Both the paddle and clutch use non-contact sensors 
 - Wheel diameter, 300mm
 - Wheel Hub PCD, 50mm. Compatible with any quick release of same PCD