Attention ! Standpipe does not fit and BMW models built January 1993 from chassis no. 0195682 to 0195801. Forkpipes by Niki Tarozzi The TNK Group SRL, founded by Niki Tarozzi, is a traditional company with more than 20 years of experience and comes from Paolo & Franco Tarozzi SNC Based on his deep knowledge, passion, perseverance and seriousness in the motorcycle sector, the family company TNK stands for high-quality and reliable products such as standpipes, footrests, handlebars or brake hoses. Over the years, all these features have made it possible to successfully produce innovative products made from the best materials such as stainless steel or aluminum at the highest level. TNK now has the largest product range of high-quality pedals for motorcycles and scooters, from the 1950s to the present. Also the entire production process (Design, research and development) is firmly in the hands of TNK and has led in recent years that TNK has assumed a leading role both on the Italian and the international market. The standpipes correspond to 100% of the original in length, quality and workmanship. By a particularly careful handling in the production using the best raw materials and the careful processing of the standpipes a constant quality is guaranteed. Standpipe ø: 41,65 mm Length: 646 mm For BMW K100 RS4V from 08.1991 BMW K1 from 08.1991