5/16" (8mm) Ronstan Ball Bearing Orbit Block
- SKU:
- RF35101
Description
Features:
- Lightweight
- Highest working load in its class
- Secure, versatile and secure attachement
- Low profile and compact
- RF35101 accepts RF1850S shackle in both orientations to create a conventional loop top block.
- Self-lubricating Nylatron® sheave and full contact bearing for high dynamic loads
- Ultra low profile thru-sheave becket
Materials:
- Sheave: High compression strength carbon black Acetal
- Ball Bearings: High compression strength Acetal
- Frame/Cheeks: Toughened, glass fibre reinforced Nylon
Used For:
- Mainsheet systems and spinnaker sheets on dinghies to 5m (16ft)
- Halyard, vang and backstay applications on boats to 5m (16ft)
- Control line applications on larger yachts
| Reference | Imperial | Metric |
| Sheave Ø | 1-3/16 in. | 30 mm |
| Max. Rope Ø | 5/16 in. | 8 mm |
| M.W.L. | 660 lb. | 300 kg |
| B. L. | 1320 lb. | 600 kg |
| Weight | 0.8 oz. | 22 g |
Related Products
5/16" (8mm) Ronstan Shackle, Ball Bearing Orbit Block
MSRP:
$25.68
$23.11
Features:
Lightweight
Highest working load in its class
Secure, versatile and secure attachement
Low pro
5/16" (8mm) Ronstan Single, Ball Bearing, Lead Block
MSRP:
$34.66
$31.19
Features:
Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision mou
5/16" (8mm) Ronstan Single, loop head, Ball Bearing Block
MSRP:
$23.49
$21.14
Features:
Low friction 2-stage ball bearing system provides consistent performance over the full working load range.
High
5/16" (8mm) Ronstan Series 30 Ball Bearing Cheek Block
MSRP:
$20.54
$18.49
Features:
Lightweight
Highest working load in its class
Secure, versatile and secure attachement
Base su
5/16" (8mm) Ronstan Single, Stand Up, Ball Bearing Block
MSRP:
$30.82
$27.74
Features:
Low friction 2-stage ball bearing system provides consistent performance over the full working load range.
High
5/16" (8mm) Ronstan Single, swivel shackle head, Ball Bearing Block
MSRP:
$34.66
$31.19
Features:
Low friction 2-stage ball bearing system provides consistent performance over the full working load range.
High
5/16" (8mm) Ronstan Single, swivel shackle head, Ball Bearing Becket Block
MSRP:
$55.22
$49.70
Features:
Low friction 2-stage ball bearing system provides consistent performance over the full working load range.
High
5/16" (8mm) Viadana Single Ball Bearing Block
MSRP:
$10.83
$9.75
Comes with manufacturer two-year warranty
Sheave size - 28mm / 1 1/16"
Max line size - 8mm / 5/16"
Overall Height - 51mm / 2"
Weight - 24 grams / .84 ounces
Breaking Load - 750 kg / 1,653 lbs
Max...
5/16" (9mm) Ronstan Ball Bearing Oribit Block/Cleat
MSRP:
$107.90
$97.11
RF45130
Ultra Lightweight
Low friction 2-stage Orbital ball bearing system
Highest working load in its class
Low profile and compact
High performance cleating
Kilogram for kilogram of working...