Manfrotto R190.05 Leg Lock Knob for 190/290

Replacement Leg Lock knob and bolt for the original (circa 1997) 190 and 290 tripods: 190, 290 190B 290B 190SH. NOT for more recent model like the 190D, 190CL etc. NOTE: Some early model ART190 tripods may need the R001.98 which has a longer neck on the knob.