Block 29mm single - Tersma masters range

Tersma Sailing Products

Composite Ball Bearing Blocks 

Composite ball bearing blocks are engineered for competitive sailing.

The high strength composite sideplates are to provide top performance of working loads. 

29mm Single Block - BB-0215F
Sheaves:         29mm

Maximum line:  8mm

Weight:            17g

Max. working load: 160kg

Max breaking load: 500kgs   

MATERIALS

• Sheave: self-lubricant acetal composite
• Ball Bearing: self-lubricant acetal composite
• Sideplates/frames: reinforced glass fiber Nylon composite with UV stablized
• Shackle: Forged  Grade 316 stainless steel

APPLICATIONS

• Mainsheet system, jib and spinnaker sheets on dinghies to 5m(16ft)
• Halyard, vang and backstay on boats to 8m (26ft)
• Control lines on boats of all sizes