Ronstan Utility Block, Series 40 - Single, Universal Head sale - Tested best in head-to-head

- Tested best in head-to-head trials for adhesion & abrasion

360º seat swivels that can be locked at 30º intervals (12 positions) Corrosion resistant black PPG treated steel or stainless steel construction

- Nitrile rubber diaphragms for reliability

Unscrewable Lid with Flat rubber seal

almost double that of our nearest competitior

Ronstan Utility Block, Series 40 - Single, Universal Head sale - Tested best in head-to-headAll purpose (AP) blocks are a great all around solution. Self lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Captive Lock universal head can be fixed in either of two planes, or free to swivel as required