Description
Series 30 Utility Block – Single, Becket, Loop Head
Features:
- Lightweight durable construction
- Economical
- Maintenance free
Product Information:
Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the block heads can be fitted with shackles, which can also be used to add a becket for extra purchase.
Applications:
- Vang, cunningham and trapeze retriever systems on dinghies
- Leech line tackles, bunk adjusters etc on larger yachts
Materials:
- U.V. stabilized Acetal sheaves
- Grade 316 stainless steel cheeks

![Ronstan Series 50 All Purpose Block – Double [RF51200]](https://www.apartship.com/wp-content/uploads/2025/4/1745803850/ronstan-series-50-all-purpose-block-double-rf51200-1745803854.webp)
![Ronstan Series 55 Ratchet Mount Orbit Block – Fiddle Becket Swivel [RF56510]](https://www.apartship.com/wp-content/uploads/2025/4/1745803850/ronstan-series-55-ratchet-mount-orbit-block-fiddle-becket-swivel-rf56510-1745803854.webp)
![Barton Marine Size 0 20mm Plain Bearing Pulley Block Single Fixed Eye Becket [N00111]](https://www.apartship.com/wp-content/uploads/2025/4/1745803739/barton-marine-size-0-20mm-plain-bearing-pulley-block-single-fixed-eye-becket-n00111-1745803743.webp)
![Ronstan Series 40 All Purpose Block – Double Block – Full Swivel Head [RF41200]](https://www.apartship.com/wp-content/uploads/2025/4/1745803591/ronstan-series-40-all-purpose-block-double-block-full-swivel-head-rf41200-1745803595.webp)