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Ball-bearing violin blocks with very smooth running qualities.
Functional sheet block.
With bracket and riveted swivel fitting. The sheet cleat angle can be adjusted.

Simple black housing made form high-quality UV- and saltwater-resistant HOSTAFORM C plastic.
All fittings and bolts are of stainless steel.

The high quality of the blocks made by the manufacturer HERM.SPRENGER (HS) and the good price to performance ratio have been emphasized in a number of professional journals.

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MICRO XS block with cleat
Large sheet block with cam cleat. From the MICRO-XS series by HS.Extremely small, compact, and light ball-bearing block.Well suited for recreational sailors and various industrial applications. The housing of this newest innovation from the yacht fittings source Herm. Sprenger (HS) is made entirely of stainless steel. The black plastic sheave runs on stainless steel ball bearings, which ensures excellent smooth-running characteristics.

From €87.90 *
Plain bearing block with clam cleat by SELDEN
Modern, smooth rolling swivel blocks with clam cleat, developed by the Swedish mast builder SELDEN.Casings made from high tensile, glass fibre reinforced plastic with internal stainless steel fittings, rope sheave made from high strength ACETAL with riveted axle.Sliding bearing blocks, called PBB Plain Bearing Block with SELDEN, are especially suitable for high static loads, e.g. for halyards, sheet deflections and kicking straps.The swivel shackle can be arrested in two positions at the push of a button.The highest load possible is equal to 50% of the declared breaking load.

From €93.50 *
Fiddle block with clam cleat by SELDEN
Modern, smooth rolling swivel blocks with clam cleat, developed by the Swedish mast builder SELDEN.Casings made from high tensile, glass fibre reinforced plastic with internal stainless steel fittings.Rope sheave made from high strength ACETAL with riveted axle.Sliding bearing blocks, called PBB Plain Bearing Block with SELDEN, are especially suitable for high static loads, e.g. for halyards, sheet deflections and kicking straps.The swivel shackle can be arrested in two positions at the push of a button.The highest load possible is equal to 50% of the declared breaking load.

From €124.90 *
Plain bearing block with clam cleat by SELDEN / becket
Modern, smooth rolling swivel blocks with clam cleat and becket, developed by the Swedish mast builder SELDEN.The casings are made from high tensile, glass fibre reinforced plastic with internal stainless steel fittings. Rope sheave made from high strength ACETAL with riveted axle.Sliding bearing blocks, called PBB Plain Bearing Block with SELDEN, are especially suitable for high static loads, e. g. for halyards, sheet deflections and kicking straps.The swivel shackle can be arrested in two positions at the push of a button.The highest load possible is equal to 50% of the declared breaking load.

From €99.90 *
SPRENGER ball bearing fiddle block with cleat
Solid low-friction blocks with bushings, intended for high loads.Fiddle block with bottom becket and adjustable jam cleat. Simple black housing made from high-quality UV- and water-resistant HOSTAFORM C plastic.Versatile block - hung with a swivel shackle.The swivel is riveted to the block.Also available with swiveling snapshackle.

From €178.00 *
SPRENGER mainsheet block with cleat
Ball-bearing mainsheet block from the manufacturer HERM. SPRENGER. With riveted swivel fitting and becket. The cleat angle is adjustable.Black plastic housing made from UV- and saltwater-proof HOSTAFORM C. Ball-bearing sheaves.

From €99.00 *
SPRENGER ball bearing fiddle block with cleat / swivel
Ball-bearing violin blocks with very smooth running qualities.Functional sheet block.With bracket and riveted swivel fitting. The sheet cleat angle can be adjusted.Simple black housing made form high-quality UV- and saltwater-resistant HOSTAFORM C plastic.All fittings and bolts are of stainless steel.The high quality of the blocks made by the manufacturer HERM.SPRENGER (HS) and the good price to performance ratio have been emphasized in a number of professional journals.

From €109.00 *
SPRENGER ratchet block with clam cleat
Ratchet block with clam cleat, ball-bearings and an aluminium sheave made by SPRENGER.Lockable swivel shackle.Plastic (HOSTAFORM C) housing with stainless steel fittings.The angle of the cleat is adjustable.Ratchet blocks can significantly reduce the load on the hauling part of the sheet, because the ratchet roller (in a 3-sheve block the middle roller) can be blocked during slacking.In light wind the ratchet can be switched off to allow the block to turn both ways.With the ratchet on, the sheet purchase has 8 times as much power as when running free.The high quality of the blocks made by the manufacturer HERM.SPRENGER (HS) and the good price to performance ratio have been emphasized in a number of professional journals.

From €149.80 *
SPRENGER swivel base
Mainsheet block base with stand-up spring and adaptor for a variety of blocks.The DELRIN ball bearings ensure good turning, even under load.Using the adjustor screw, the foot can be braked or locked.The black aluminium extension arm is available in two lengths. The mounted cleat is suitable for ropes with a diameter of 8-13 mm and can be mounted on or under the extension arm.The high quality of the blocks made by the manufacturer HERM.SPRENGER (HS) and the good price to performance ratio have been emphasized in a number of professional journals.

From €129.00 *