Ronstan Series 19 Aluminum 19 x 446mm C-Track Ronstan Orbit Series 40 Ball Bearing Blocks Reinforced Comfort - Padded neoprene

Reinforced Comfort - Padded neoprene upper with reinforcement for hiking comfort

100mm (4") long

Ronstan Glass Reinforced Nylon 2 15/16" Rope Sheave

Durable water repellent finish

Ronstan Series 19 Aluminum 19 x 446mm C-Track Ronstan Orbit Series 40 Ball Bearing Blocks Reinforced Comfort - Padded neopreneProduct Description Ronstan Series 19 Aluminum 19 x 446mm C Track Product Information Length: 17 9 16" (446 mm) Weight: 3. 4 oz. (96 g) TRACK FASTENINGS 5mm (3 16) countersunk fasteners at 76mm (3") centers STOP HOLES 19mm (3 4") centers Applications: Dinghy and small catamaran jib sheet leads Adjustable hiking strap systems Dinghy outhauls