Marine 54 mm Stand-Up Block for 25 mm T-track | 4Boats specials When coupled with one of

When coupled with one of RAILBLAZA's large range of accessories the Extender is a great addition to help keep hold of your emergency torch or fishfinder or any number of useful items

Three-quarter length opening on the underside to allow easy access

ensuring hassle-free transportation wherever your adventures take you

) to be shared with NMEA 0183 compatible software applications running on connected devices

Marine 54 mm Stand-Up Block for 25 mm T-track | 4Boats specials When coupled with one ofBarton Marine 54 mm plain bearing stand up block mounted on a 25 mm (1 in) T track slide with a stainless steel plunger for secure, rapid adjustment. Sheave: 54 mm (2. 1 in) plain bearing, size 5 Slide set for 25 mm (1 in) T track; compatible with 2032 mm tracks using appropriate adapters see T track accessories Stainless steel eye on block with through bolted stainless slider Stainless steel plunger pin for positive locking and easy cockpit