... We supply safety devices for PTO Shaft: friction torque limiters, ratchet torque limiter, shear bolt torque limiter, etc Our factory is specialized in ... 2.we can supply the shear bolt yoke for 2#,4#,6# and 38*101 TORQUE LIMITER WITH YOKE (FF) ... quick release yokes, plain bore yokes, frictiontype torque limiters, ratchet type torque limiter, shear bolt torque limiter, etc.6.Plastic safety guard: black ...