These computer mounts from Basso secure your computer directly to your stem, optimising your screen viewing position. Compatible with all Garmin Edge models excluding the 1000 series.Technical Specification:* Length: Short / Long (Special Order)* Material: Aluminium* Bolt distance: 28.3mm (centre to centre)* Compatible with Basso Wahoo and Go Pro inserts* Weight: 25g **Note: the strong safety elastic provided with the unit must be used in conjunction with the clip on attachment**