Special Purpose


Series 75 Core Block™, Aluminium Sheave

Aluminium sheave is suitable for use with wire or rope. Universal head can be locked at 0 or 90 degrees or left free to swivel.


Class leading performance and sleek, contemporary styling.

Excellent dynamic and high static load performance.

Less than half the friction of the nearest competitorDurable alloy Rope/Wire sheave.


Al head with full 3-axis articulation.

Shackle head lockable at 0 or 90 degrees.

Central hub can be used as a becket take-off or tie-up point, Max 13.5mm line


Product Specifications
Pin Ø (in)5/16
Max. Rope diameter (in)9/16
M.W.L. (lb)3300
Sheave diameter (in)3
B.L. (lb)6600
Weight (oz)15.3

Product Information

Universal head. The head assembly incorporates a brass bearing washer to provide smooth 360° rotation of the post and shackle. A set screw arrangement allows the head to be locked at 0° or 90°. Shackles are high quality forged grade 316 stainless steel. Acetal & aluminium sheave options selected models are available with an aluminium sheave which has a deep groove profile specifically made for use with wire.

Technical Information


Sheave: U.V. stabilised acetal or anodised aluminium (AW models). Cheek plates: Aluminium alloy. Ball Bearings: High compression strength carbon black acetal.Shackle, post & hub: Grade 316 stainless steel.


Resource Files


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