Schaefer Double Ball Bearing Block w/Front Side Shackle, Max Line 5/16" Wire Rope Grips Converts standard XTS or XCS

Converts standard XTS or XCS to lock open version

Aluminum sheave

Allows the line to run freely in both directions with the handle closed

Wichard Single 2 11/64" (55mm) Ball Bearing Block w/ Swivel Head & Becket

Schaefer Double Ball Bearing Block w/Front Side Shackle, Max Line 5/16" Wire Rope Grips Converts standard XTS or XCSProduct Description Schaefer Double Ball Bearing Block w Front Side Shackle, Max Line 5 16" Double Ball Bearing Block with Front Side Shackle. Perfect for low friction control line leads on boats to 25'. Specifications: Sheave Dia.: 1 1 16 in. (27 mm) Thickness: 1 1 8 in. (28 mm) Width: 1 3 16 in. (30 mm) Length: 3 15 32 in. (88 mm) SWL: 500 lbs (227 kg) Weight: 3 oz. (85 g) Max Line: 5 16 in. (8 mm)