Ronstan Series 100 RB Block, Single Upright Lead Dynamic Dollies Aluminum Tube Schaefer 3/4" Inside Dia

Schaefer 3/4" Inside Dia

Delrin(tm) sheave run on Nomex(tm)/Teflon(tm) bearing for a very strong yet low-friction sheave

Impact and UV resistant

Bottom hem adjustment with buttons

Ronstan Series 100 RB Block, Single Upright Lead Dynamic Dollies Aluminum Tube Schaefer 3/4" Inside DiaProduct Description Ronstan Series 100 RB Block, Single Upright Lead Product Information Ball Bearing models have Torlon needle rollers for axial loads, and acetal ball bearings for side thrust loads. The self contained alloy sheave packages provide reliable, low friction performance at high loads. The high axial loads are carried by Torlon roller needle bearings, while side thrust loads are taken up by Acetal ball bearings. Features High static and