Featuring RK's Ultra-Thin Seal technology the seal thickness of the MRU series U-rings are less than 50% of the common seal. Making it possible to design a sealed chain with the weight of a non-sealed chain. You can expect up to 4 times longer chain life than a non-sealed 420 equivalent chain with minimal to no weight increase. Weight: 0.79 KG Max CC Rating: 150cc Street Master Link Type: CLIP Chain Length: 130 Fits: Kawasaki KX100 1989-1990 KX80 1988-1990 1998-1999 KX80 BIG WHEEL 1991-1997 KX85 Big Wheel 2001-2022 Z125 PRO 2017-2020 Marshin/Kazuma CH200 Cheetah 2004-2008 Suzuki RG150 1998