Seat Slide & Swivel Top SIZE:RWB3960 73mm (2 7/8") The 2 Boston valves have

The 2 Boston valves have different thread patterns

Holden RED 186-202 etc

Assembled: 510(h) x 335(w)mm

ensuring durability and reliability on the water

- 10 spark plugs included in each box for your convenience

Seat Slide & Swivel Top SIZE:RWB3960 73mm (2 7/8") The 2 Boston valves haveEnhance your boating experience with the Seat Slide & Swivel Top by RWB3960. Easily convert your standard seat pedestal into a versatile slide system with this high quality aluminium slide and lockable 360 degree swivel pedestal top. Enjoy approximately 125mm of fore & aft travel, with the convenience of locking in 10 positions along the way. Available in two sizes to accommodate different pedestal post diameters, this product is a must have for any