Made of high quality aluminum Racing style for most aftermarket racing steering wheels Direct bolt-on design fits perfectly on any wheel with a 6-bolt standard design Enables users to instantly remove the steering wheel Users can remove the steering wheel to prevent car theft Fitment: For M3 / Z3 1995 - 1998 For 318 / 325 / 328 1991 - 1998 For E39 540 1995 - 2004 For 850ci 1993 - 1999 For 840ci 1994 - 1997 For 850i 1991 - 1992 NOTES: This model short hub is that doesn't include the resistor for SRS light This hub is made for any 6 bolt mounting steering wheels only Will not work with factory steering wheel. You will need to purchase after market steering wheel (6 Bolt) Suitable for 840ci/850ci/850i/Z3/M3/E36/E39 Steering Wheel Short HUB Adapter Kit Only for ball bearing type quick release kits There are no installation guides provided with this item, we highly recommend professional installation Colour:Black Material:aluminum Package Contents: 1 * adapter 1 * installation package Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.