Dimensions.
515mm is the full length of the item.
maximum distance of mounting to seat rails: 460mm
Minimum distance to mounting to seat rails: 150mm
Centre to centre measurements of side mounting bracket holes:
Maximum: 485mm
Minimum: 154mm
Uprights
The smaller with round holes:
Overall height: 150mm
Centre to centre mounting holes height: Max 120mm / Min 45mm
Larger with elongated holes:
Overall height: 185mm
Centre to centre mounting holes height: Max 150mm / Min 45mm