Ronstan Series 40 AP Single Utility Block - Loop Head Navigation Chart 3M Hookit attachment provides excellent

3M Hookit attachment provides excellent backing support and easy reuse

food & smoke odour

3M Marine Grade Silicone Sealant is designed for the harsh marine environment

Sew Clean is nontoxic

Concentrated formula makes 360 L (96 gal) with 946 mL (32 oz size) or 1450 L (384 gal) with 3

Ronstan Series 40 AP Single Utility Block - Loop Head Navigation Chart 3M Hookit attachment provides excellentRonstan Series 40 All Purpose Single Utility Block, Loop Head RF41101 Exceptionally high working loads Low maintenance, long service life Self lubricating sheave Applications Mainsheet Halyard Vang Spinnaker control lines on off the beach catamarans, one design classes and sportsboats up to 8m (26ft) Materials UV stabilised Acetal sheaves Impact and UV resistant, fibre reinforced Nylon cheeks Grade 316 stainless steel bearing race Grade 316 stainless