The Langham Linked Chair Raiser is a height adjustment system for chairs.
Four molded plastic blocks are joined by wooden supports to give stability and safety.
The blocks are adjustable using plastic inserts.
Two wing-nut fasteners secure the system in the desired position.
Both square and round chair legs are compatible with the Langham Linked Chair Raiser.
Height adjustment: 75, 95 or 114mm (3, 3 3/4 or 4 1/2 inches).
Max diameter of leg: 70mm (2 3/4 inches).
Max width: 432 x 330mm (17 x 13 inches).
Weight: 2.5kg (1/3 stone).
Max user weight: 500kg (78 stone).