Manufacturer part #: 78-70.
Schaefer's 8 Series Stainless Blocks add strength and brilliance to your deck. Featuring Delrin™ sheaves, forged stainless steel D shackles, bolted construction for strength and Stainless Steel cheeks polished to a high luster add beauty and confidence to your boat.
Manufacturer part #: 78-70
Schaefer's 7 Series Universal Adapters allow you the flexibility to custom mount our blocks to your needs.
Cheeks are constructed of tumbled and polished Stainless Steel or Hardcoat Anodized Aluminum for maximum corrosion resistance and strength. Sheaves are made of high-impact Delrin™ or Delrin™ with Delrin™ Ball Bearings.
Mounts two 7 Series Blocks head-to head.
Schaefer's 8 Series Stainless Blocks add strength and brilliance to your deck. Featuring Delrin™ sheaves, forged stainless steel D shackles, bolted construction for strength and Stainless Steel cheeks polished to a high luster add beauty and confidence to your boat.
| Features | American | Metric |
|---|---|---|
| Description | Upset Shackle. | |
| Sheave Ø | 2 3/8 in | 60 mm |
| Sheave Width | 3/4 in | 19 mm |
| Maximum Line Ø | 1/2 in | 13 mm |
| Pin Ø | 1/4 in | 6 mm |
| Safe Working Load | 2250 lb | 1020 kg |
| Safe Working Load Ball Bearing | 1700 lb | 771 kg |
| Weight | 2 oz | 57 g |
Manufacturer part #: 78-70
Schaefer's 7 Series Universal Adapters allow you the flexibility to custom mount our blocks to your needs.
Cheeks are constructed of tumbled and polished Stainless Steel or Hardcoat Anodized Aluminum for maximum corrosion resistance and strength. Sheaves are made of high-impact Delrin™ or Delrin™ with Delrin™ Ball Bearings.
Mounts two 7 Series Blocks head-to head.