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The MK250TM Height Adjuster Range
The Mk250 height adjuster mechanism has been in use since the 1990’s and is now the most commonly used height adjuster in our product range. The latest version was modified in 2008 and tested at MIRA to support a driver weight of up to 30st (190kg). The unit can be supplied in a variety of configurations as shown in the table below and are totally interchangeable both the Nova Classic and the Nova Urban driver seats. Fixed plinths are also available to make up the height of the complete assembly to the required H-point.  62511 Mk250 with Right-hand adjustment controls and 200mm slides complete with rubber gaiter |
 Nova Urban seat complete with a 62511 Mk250 height adjuster  33300 Mercedes Version |
| LH Part No. | RH Part No. | Type / Description | MIN | MAX | A | B | C# | D | SLIDER SET Part no. |
| 61510 | 61500 | MK250 HEIGHT ADJUSTER ASSY (160mm SLIDES) | 134 | 240 | 305 | 290 | 304 / 328 | 255 | 33430/1-R / 28974/5-R |
| 61511 | 61501 | MK250 HEIGHT ADJUSTER ASSY (160mm SLIDES) C/W WITH RUBBER GAITER | 134 | 240 | 305 | 290 | 304 / 328 | 255 | 33430/1-R / 28974/5-R |
| 62510 | 62500 | MK250 HEIGHT ADJUSTER ASSY (200mm SLIDES) | 134 | 240 | 305 | 290 | 304 / 328 | 255 | 33430/1-R / 28974/5-R |
| 62511 | 62501 | MK250 HEIGHT ADJUSTER ASSY (200mm SLIDES) C/W WITH RUBBER GAITER | 134 | 240 | 305 | 290 | 304 / 328 | 255 | 33430/1-R / 28974/5-R |
| 61110 | 61100 | MK250 HEIGHT ADJUSTER ASSY (160mm SLIDES) C/W WITH RUBBER GAITER | 134 | 240 | 305 | 290 | 304 / 328 | 215 | 33430/1-R |
| 61111 | 61101 | MK250 HEIGHT ADJUSTER ASSY (160mm SLIDES) C/W WITH RUBBER GAITER | 134 | 240 | 305 | 290 | 304 / 328 | 215 | 33430/1-R |
| 62110 | 62100 | MK250 HEIGHT ADJUSTER ASSY (200mm SLIDES) | 134 | 240 | 305 | 290 | 304 / 328 | 215 | 33432/3-R |
| 62111 | 62101 | MK250 HEIGHT ADJUSTER ASSY (200mm SLIDES) C/W WITH RUBBER GAITER | 134 | 240 | 305 | 290 | 304 / 328 | 215 | 33432/3-R |
| 61013 | MK250 M3 HEIGHT ADJUSTER ASSY * (160mm SLIDES) C/W WITH RUBBER GAITER | 134 | 240 | 305 | 290 | 304 | 200 | 33430/1-R | |
| 62013 | MK250 M3 HEIGHT ADJUSTER ASSY *(200mm SLIDES) C/W WITH RUBBER GAITER | 134 | 240 | 305 | 290 | 304 | 200 | 33432/3-R | |
| 33300 | MK250 HEIGHT ADJUSTER ASSY (160mm SLIDES) | 85 | 185 | 230 | 369 | 304 | 230 | 30560/6/7-R |
* Only certified to M3 in conjunction with the related seat and plinth. L/H version only, complete with gaiter.
# Slider front to back hole centres available in 304mm or 328mm configuration where shown
