Simson Ursus Wave R18 stand The Simson Ursus Wave R18 stand is a luxurious and very sturdy, black rear stand and is adjustable in length by means of the adjustment screw. The stand is suitable for bicycles with an eighteen millimeter rear fork attachment and is particularly popular on electric bicycles. The plastic foot provides extra stability of the bicycle when it is on the stand. Mount the stand using an Allen key and the supplied Allen bolts on the rear fork of the bicycle. Specifications: Color: black Material: aluminum Arm length: 27-34 cm Wheel size: 24/28 inch Type of stand: single Adjustable: yes Hole distance: 18 mm Attachment: rear fork Weight: 370 grams Product type: 020409 Contents: 1 Stand 2 Mounting bolts