Ronstan Series 22 Twin Car, SILVER, Certified Rail System SCHAEFER T-TRACK CONTROL BLOCKS Delrin(tm) ball bearing sheaves provide

Delrin(tm) ball bearing sheaves provide a low-friction yet strong block

A water repellent coating on the outer layer helps to move moisture away from the body

Length: 4 7/8 in

Ronstan Brass & Plastic Drain Plug

Ronstan Series 22 Twin Car, SILVER, Certified Rail System SCHAEFER T-TRACK CONTROL BLOCKS Delrin(tm) ball bearing sheaves provideProduct Description Ronstan Series 22 Twin Car, SILVER, Certified Rail System Product Information Track and car systems have long been used to provide a mobile attachment point for crew when cleaning the hull, superstructure and windows of large motor yachts and other vessels. With todays greater awareness of workplace risks, boat builders and surveyors are seeking to ensure a high standard of safety by specifying systems that are purpose designed,