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Our Part #: SCH70428 | Mfr. Part #: 704-28
Sheave Dia.: 60 mm (2 3/8 in)
Max Line: 13 mm (1/2 in)
Length: 111 mm (4 3/8 in)
Width: 70 mm (2 3/4 in)
Height: 48 mm (1 29/32 in)
Fasteners (4): 6 mm (1/4 RH)
Fastener Spacing: 92 mm (3 5/8 in)
Safe Working Load: 1020 kg (2250 lb)
Weight Alum.: 368 g (13 oz)
Flat, stainless base plate distributes loads to a larger surface area than other designs that place loads on mounting bolts only. Use on spars and deck to lead sheets, halyards, reefing gear, and any control requiring a strong, smooth lead.
Aluminum Double Cheek Block with Delrin Sheaves. Safe Working Load Lower Sheave 2250 lbs, Lower Sheave 500 lbs.
Our Part # SCH70428 | Schaefer Part # 704-28