On the product: 1. Ideal replacement to improve the interior of your car and replace the old window handle windows or missing by this pair of aluminum replacements. 2. Suitable for most of the Vehicles with door handle size of the axis: 0.39 inches / 1cm round or 0.39 inches / 1cm square or 0.39 inches / 1cm round with 16 grooves 3. Comes with 3 pairs of adapters to adapt to Numerous applications: 2x round fixing rings (interior diameter of about 10mm). 2x square fixing rings (about 10mm in inside diameter). 2x round fixing rings with grooves (interior diameter of about 10mm). 4. Material: platinum aluminum alloy, high quality and durable, long service life. 5. Package included: a Pair of window winder. 6x Tree adapters (3 pairs), 1x Allen key, 12x screws Color: Black, Purple, Blue, Red, Silver Material: CNC Machined Aluminum Billet Assembly: Universal Suitable for Most vehicles with door handle Comes with 3 pairs of adapters to adapt to many applications: 2x Round fastening rings (about 10mm inner diameter). 2x rings Square fixation (about 10mm in the inside diameter). 2x Round fastening rings with grooves (interior diameter of about 10mm) universal adapted to most vehicles with door handle size of the axis: 0.4 "round or 0.4" square or 0.4 "round with 16 grooves. Minor changes may be required for some models. Package content 2 x Window windows 6 x Tree Adapters 1 x Allen Key 12 x Screw