stair tread
We have four recommended types: T1, T2, T3 and T4.
We have four recommended types: T1, T2, T3 and T4.
The length of stair tread:
Bearing bar specification | 25×3 | 25×5 | 32×5 |
Bearing bar at 30mm pitch | 550 | 900 | 1300 |
Bearing bar at 40mm pitch | 450 | 750 | 1200 |
The width of stair tread:
T1, T2, T3, T4 Bearing bars at 30mm pitch | 95 | 125 | 156 | 185 | 215 | 245 | 275 |
T1, T2, Bearing bars at 40mm pitch T3, T4 | 125 | 165 | 205 | 245 | 285 | ||
115 | 155 | 195 | 235 | 275 | |||
Fixing hole centers | 45 | 75 | 100 | 150 | |||
stair tread
