STB, STG ranges are wire structural furlers, that are light and have a good value. These in/out systems are dedicated to boats < 32' (< 4,5 Tons units and wire ø < 7 mm).

STB/STG RANGES ADVANTAGES and DIFFERENCES

⊕  STG & STB are wire structural furlers, light and easy to install (require a monotoron wire).

⊕  Sails luff fitted with hanks or a zip

⊕ Each kit model includes :
– 1 x halyard swivel with top stainless steel toggle (rotation of the wire)
– 1 x drum with S/s toggle to fit on the foredeck chain plate.

STG & STB Features :

 > The STG is equipped with an head swivel, a halyard swivel and a continuous line drum for maximum luff.

 > The STB is a wire structural furler, cheaper version, with a discontinuous drum and a head swivel.

Learn more about STB & STG

STB /STG KITS

STG KIT :
> Continuous line drum

> Mast head swivel  + halyard swivel

> Note : Forestay not included

(consult our Facnor Dealers network)

STB KIT :
> Standard drum with link plates

> Masthead swivel + sheave

> Note : Forestay not included

(consult our Facnor Dealers network)

Learn more

FEATURES & MODELS

ModelReferenceBoat Length (m)Forestay ø Bottom pin øSafe working load*ø Drum
STB 3T 430100015907,5 - 9,5 mø 5 - ø 6
monotoron
ø 102,5 T(Drum)
STG 3T430100015807,5 - 9,5 mø 102,5 T119
STG 4T5433100045408 - 10 mø 7
monotoron
ø 124,5 T227
* The SWL is the maximum safe working load over which distorsions of the furler can appear