Harken Stand-up Base for Midrange and ESP Blocks
Harken Stand-up Base for Midrange and ESP Blocks
Stand-up bases allow a wide variety of blocks to be held upright, swivel freely, or pivot so lines have a fairlead under load. Use the 1634 stand-up base with Midrange blocks and 57 mm or 75 mm Cruising ESP blocks. Block headpost fits into socket without shackle.
Technical Description
| Height (mm) | 49 mm |
| Height (in) | 1 15/16 in |
| Weight (g) | 255 g |
| Weight (oz) | 9 oz |
| Fastener (mm) | 6 RH mm |
| Fastener (in) | 1/4 RH in |
| Maximum working load (kg) | 1588 kg |
| Maximum working load (lb) | 3500 lb |
| Breaking load (kg) | 3175 kg |
| Breaking load (lb) | 7000 lb |
| Base Ø (mm) | 73 mm |
| Base Ø (in) | 2 7/8 in |
| Pin Ø (mm) | 8 mm |
| Pin Ø (in) | 5/16 in |
| Inside socket Ø (mm) | 15 mm |
| Inside socket Ø (in) | 9/16 in |
| Use with blocks | Midrange/Cruising ESP |
Harken Stand-up Base for Midrange and ESP Blocks
Stand-up bases allow a wide variety of blocks to be held upright, swivel freely, or pivot so lines have a fairlead under load. Use the 1634 stand-up base with Midrange blocks and 57 mm or 75 mm Cruising ESP blocks. Block headpost fits into socket without shackle.
Technical Description
| Height (mm) | 49 mm |
| Height (in) | 1 15/16 in |
| Weight (g) | 255 g |
| Weight (oz) | 9 oz |
| Fastener (mm) | 6 RH mm |
| Fastener (in) | 1/4 RH in |
| Maximum working load (kg) | 1588 kg |
| Maximum working load (lb) | 3500 lb |
| Breaking load (kg) | 3175 kg |
| Breaking load (lb) | 7000 lb |
| Base Ø (mm) | 73 mm |
| Base Ø (in) | 2 7/8 in |
| Pin Ø (mm) | 8 mm |
| Pin Ø (in) | 5/16 in |
| Inside socket Ø (mm) | 15 mm |
| Inside socket Ø (in) | 9/16 in |
| Use with blocks | Midrange/Cruising ESP |
Original: $130.95
-70%$130.95
$39.28Description
Harken Stand-up Base for Midrange and ESP Blocks
Stand-up bases allow a wide variety of blocks to be held upright, swivel freely, or pivot so lines have a fairlead under load. Use the 1634 stand-up base with Midrange blocks and 57 mm or 75 mm Cruising ESP blocks. Block headpost fits into socket without shackle.
Technical Description
| Height (mm) | 49 mm |
| Height (in) | 1 15/16 in |
| Weight (g) | 255 g |
| Weight (oz) | 9 oz |
| Fastener (mm) | 6 RH mm |
| Fastener (in) | 1/4 RH in |
| Maximum working load (kg) | 1588 kg |
| Maximum working load (lb) | 3500 lb |
| Breaking load (kg) | 3175 kg |
| Breaking load (lb) | 7000 lb |
| Base Ø (mm) | 73 mm |
| Base Ø (in) | 2 7/8 in |
| Pin Ø (mm) | 8 mm |
| Pin Ø (in) | 5/16 in |
| Inside socket Ø (mm) | 15 mm |
| Inside socket Ø (in) | 9/16 in |
| Use with blocks | Midrange/Cruising ESP |
