Ronstan Ball Bearing, Series 40 - Single, Becket, Loop Head general electrical the sheave cross-hole geomtry eliminates

the sheave cross-hole geomtry eliminates the 'shuddering' run-out that you can expect from traditional v-groove ratchet blocks

Shaft 5/8"

Two-way head - can be fixed at 0 or 90 degrees

For 2" version

Ronstan Ball Bearing, Series 40 - Single, Becket, Loop Head general electrical the sheave cross-hole geomtry eliminatesSheaves running on Acetal or Torlon ball bearings provide high performance & low friction. The 2 stage ball bearing system provides consistent performance over the full load range. Becket pin is removeable so line can be spliced prior to fitting and is ingeniously locked into position without the use of a clevis pin, split ring or tools Features: Low friction Acetal or Torlon bearing system Lightweight Cheek cut outs for easy bearing maintenance Snap