Block - Sheet Triple Ball - Allen - Dynamic - A2068

Composite block to replace existing metal type

Block - Sheet Triple Ball - Allen - Dynamic - A2068
Sheave count SingleTriple
Sheave diameter 0.787 in / 20 mm1.18 in / 30 mm1.57 in / 40 mm2.36 in / 60 mm
Rope/line diameter 2.5-6 mm5-14 mm6-10 mm6-14 mm
Primary method of attachment Fixed, Eye strap - Becket - Cam cleatFixed, Eye strap, Bolted assemblyFixed, Eye wire - Becket - Cam cleatInline 2-position or 90 deg to sheave, Shackle wire reversed removable - Ratchet clutchInline 2-position or 90 deg to sheave, Shackle wire reversed removable - Ratchet clutch - Cam cleatSwivel, Shackle wire

Features

  • Metal replacement composite construction
  • Large central hole for line attachment
  • Dynamic bearing system
  • Pro-lock swivel head, allows the head to be locked in two orientations
  • Made with glass filled nylon cheeks
  • SAE Type 316 stainless steel straps and axle

Description

Design maximises efficiency under load with the Dynamic bearing system enhanced with a lightweight yet durable exterior

The cold forged radiused head increases articulation and allows rope friendly connection

Developed for mainsheet and spinnaker system

Product Detail

item
Item type Block
Item type variant Sheet
identity
Primary identity code for a product or service A2068
Product brand Allen
Product model Dynamic
marketing
Manufacturer basic model code 2068
material
Primary material simple composition Composite
Primary material composition Nylon-fibreglass
Secondary material simple composition Stainless/SS
Secondary material composition SAE/AISI 316 EN 1.4401 A4 stainless
Sheave material composition Acetal resin
Bearing composition SAE/AISI 316 EN 1.4401 A4 stainless
measurement
Overall length 5.35 in
136 mm
Width of sheave or pulley 0.669 in
17 mm
Rope/line diameter 5 to 14 mm
Sheave diameter 2.36 in
60 mm
mechanical
Maximum safe rolling force 235 daN
240 kg
529 lb
Average breaking force 785 daN
800 kg
1763 lb
Maximum safe working force 392 daN
400 kg
882 lb
construction
Rope type Polyester
Sheave count Triple
Type of bearing Ball
arrangement
Primary method of attachment Inline 2-position or 90 deg to sheave
Shackle wire reversed removable
Line control method Ratchet clutch
Line hold method Cam cleat
vessel
Boat length overall/LOA 0 to 9 m
0 to 29 1/2 ft
applicable vessel
Types of use Sheet main sportboats
Sheet jib sportboats
Sheet main dinghy/dinghies
Sheet jib dinghy/dinghies
Sheet spin/asym sportboats
Sheet spin/asym dinghy/dinghies
Vang/kicker sportboat
Vang/kicker dinghy/dinghies
Vang/kicker yacht race
Vang/kicker yacht
appearance
Primary colour name Charcoal
Primary colour Grey
Product
Code for alternate product HA2068
translation
Item class in Danish Yacht blok
Item class in Dutch Yacht blok
Item class in French Voilier poulie
Item class in German Yacht-Block
Item class in Italian Yacht di blocco
Item class in Norwegian Yacht blokk
Item class in Portuguese bloco Yacht
Item class in Spanish Yacht bloque
Item class in Turkish Yat blok
Item class in Swedish Baten blocket

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