... ,L40,L50,L60,L70,L80 (Lemon tube)2.Cross journal specifications: series1: 22*54mm series 2: 23.8*61.2mm series ... , free wheel(RA), friction type torque limiters(FF, FFS, FCS), ratchet type torque limiter(SA), shear bolt torque limiter(SB), etc.6.Plastic safety ...