Harken 40mm Twing Block [2699]

40mm Twing Block

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming.

Features:

• Opening side plate - Easy to rig and remove from sheet
• Spring biased to open when unlatched - One-handed operation
• Roller at pivot base - Use 1:1 or 2:1 up-down control
• Carbo Air® block construction - High strength for durability and lightweight for maximum float in light air

Uses:

• Dinghies, sport boats, and small keelboats
• Spinnaker sheet and guy control
• Code zero sheet up-down control

Specifications:

• Sheave Ø (mm): 40 mm
• Sheave Ø (in): 1-9/16 in
• Length (mm): 89 mm
• Length (in): 3-1/2 in
• Weight (g): 86 g
• Weight (oz): 3 oz
• Maximum line Ø (mm): 12 mm
• Maximum line Ø (in): 3/8 in
• Maximum working load (kg): 275 kg
• Maximum working load (lb): 606 lb
• Breaking load (kg): 825 kg
• Breaking load (lb): 1818 lb

Owner's Manual (pdf)

As your needs change - a child wants a new bed, or maybe a sibling arrives - the bed can keep up with the new needs.

Choose the bed you want to convert and see the conversion options in the bed converter.

We guarantee a five-year availability of the standard conversion kits for all convertible beds from the date of purchase.

Tested and approved according to safety standard EN 747-1:2012+A1:2015.

According to EN 747 loft beds and the upper bed of bunk beds are not suitable for children under 6 years due to the risk of injury from falls.

A smaller child can sleep in the lower bed of bunk beds, possibly with a bed guard for extra safety.