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Ergotec Seat Post PM-705N (31.6 x 350, Parallelogram 27mm | Black Sandblasted)

SKU: ERGO-SEA-59455001
$149.95 $192.95
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ergotec PM-705N is a post modern suspension seat post with Safety Level only from ergotec. It has excellent suspension comfort and low breakaway torque, which are the outstanding features of the PM-705N with parallelogram system.

The PM-705N suspension seatpost with a body height of 111 mm, 2-bolt clamping, 30-60 mm offset and an adjustable tension. The seatpost is equipped with a rebound spring for 70-90 kg rider weight. Optional springs for different weight classes available.
This is also suitable for 7 & 8 mm Rail-D.

Easy Adjustment of Components. You can adjust the tension via the screw-on end cap in order to regulate the progressive steel spring characteristics curve to suit your preferences. Also, you can easily adjust the damping to the rider’s weight by replacing the spring.

High Suspension Comfort and Low Breakaway Torque. Based on the combination of perfectly adjusted spring damping and reduced piston friction thanks to low-friction bushings, the telescopic post offers high suspension comfort and a low breakaway torque. Thus, the suspension seatpost quickly responds to the adjusted pressure while reliably guiding the tube for best saddle support.

Proven High-Quality though Extreme Strength Tests. In ergotec Test Center, all ergotec handlebars, stems and seat posts are subjected to extreme long-term tests, both individually and in combination. In addition to testing in line with European standards, ergotec also tests according to the significantly higher ergotec SAFETY LEVEL requirements.

Safety Level to Define Component Capacity. ergotec components of the Level 6+ group have been specially developed for use on mountain bikes and e-mountain bikes. Handlebars, stems and seat posts meet the highest ergotec safety standards and, thanks to their extreme robustness, can be used for a total weight (vehicle + rider + luggage) of up to 160 kg

Durability and Longevity. Carefree and safe on the road with the ergotec quality promise! Opting for an ergotec product always means opting for premium quality. Quality you can rely on for many years – it‘s a guarantee! Products under Safety Level 5 like ergotec seat post PM-705N is expected to have a lifetime of 5 years or 30,000 km


  • Material: AL7075-T6
  • Diameter: 31.6 mm
  • Offset: 30-60 mm
  • Finish: Black Sandblasted
  • Travel: 27 mm
  • Weight: 630 g
  • Safety Level: 5
  • Length: 350 mm
  • Total Height: 111 mm
  • Spring System: Spring + Rebound
  • Driver Weight: 70-90 kg