DRT Varial handles are full machined heavy duty handles for big baits. Handle plate is quite thick 6mm at center to offer SOLID cranking. Stiff rubber knobs are large enough to grip firmly. Accept straight star up to 27mm radius, and sway back star drags. DRT Handle center nut is not included, and please purchase at least one or you may not fit the handle to reels.DRT replacement knob rubber is fitting to these 95mm and 100mm handles. Comes with fitting plates in 7mm and 8mm, a wrench for center nut. Made in Japan