Brand: Ronstan
Ronstan Shock Sheaveless Block - 3/8 in. Blue, RF8081BLU
Ronstan Shock Sheaveless Block - 3/8 in. Blue, RF8081BLU
2 available
About this product
The Ronstan Shock is a lightweight, sheaveless block designed for high-load applications where durability and maintenance-free performance are essential. Constructed from anodized aluminum, this compact block features no moving parts, making it resistant to grit and salt that would typically compromise standard bearing systems. Its 3-dimensional geometry is optimized to reduce line wear while maintaining strength, even under poor lead angles.
Key Features:
- Designed for soft attachment via line splicing or lashing
- Elongated aperture allows for secure webbing attachment
- Ideal for kitesurfing, paragliding, small sailboat rigging, and general marine use
- Impact-resistant, anodized aluminum construction
- Optimized for lines from 1.4 mm to 10 mm (1/16 in. to 3/8 in.)
- Breaking load: 1,000 kg (2,200 lbs.)
- Dimensions: 36 mm (1-7/16 in.) length, 24.8 mm (1 in.) width, 14.5 mm (9/16 in.) height
- Weight: 12 g (0.42 oz.)
- Manufacturer Part Number: RF8081BLU
- Secure checkout
- 21-day return requests
- Free standard shipping $100+
Product facts
- CT SKU
- CT-113898
- Model / MPN
- RF8081BLU
- UPC / GTIN
- 9316800525959
- Package dimensions (H × W × L)
- 1" X 2" X 3"
- Package weight
- 0.03 lb
- Country of origin
- CHINA
Specifications
- Color
- Blue
Shipping & returns
Shipping & returns
Request an eligible return within 21 calendar days after delivery. Every physical return requires written approval and an RMA number and must be shipped within five business days after the RMA is issued. The customer pays return shipping for an ordinary return. Tug & Tow provides prepaid return shipping for a verified damaged, defective, short, or incorrect shipment. We do not charge a restocking fee. See Shipping & Returns for eligibility, exclusions, and details.
Fit & compatibility
Fit & compatibility
Review the product title, description, images, dimensions, part numbers, and manufacturer details before purchase. For fit-sensitive items, confirm compatibility with your boat, RV, trailer, vehicle, or equipment.
Need help choosing?
Need help choosing?
Send us the product link or SKU, plus details about your boat, RV, trailer, vehicle, or project. We will help you narrow down the right option when product fit is not obvious.
