20ST - plastic backrest, Self mechanism, 5-star base
21ST - plastic backrest with upholstered pad, Self mechanism, 5-star base
20HST - plastic backrest, Self mechanism, 4-star base, high
21HST - plastic backrest with upholstered pad, Self mechanism, 4-star base, high
Synchronous mechanism SELF (self-weigh) with the possibility of locking in two positions (basic and maximum reclined). ST version - with height adjustment function.
5-star base, polyamide (version ST) or 4-star, aluminium (version HST).
In models Trillo 20ST/21ST:
- base colour black - plastic elements black, gas lift black
- base colour light grey - plastic elements light grey (RAL 7047), castors light grey, gas lift light grey.
In models Trillo 20HST/21HST:
- base colour black - plastic elements black, castors black,
- base colour white - plastic elements light grey (RAL 7047), castors light grey
- base colour graphite - plastic elements black, castors black
- base colour polished aluminium - plastic elements black and castors black or plastic elements light grey (RAL 7047) and castors light grey.
Gas lift with additional cushion for a better sitting comfort (version ST).
Castors hard or soft, with a brake.
Option: teflon glides, black.
Plastic backrest made of polyamide (PA with fiberglass).
Available in version entirely plastic or with upholstered cover. Backrest pad - cut foam with a density of 35 kg/m3.
20ST - 11,5 kg
21ST - 12,0 kg
20HST - 12,5 kg
21HST - 15,0 kg
20ST - 14,0 kg
21ST - 14,5 kg
20HST - 15,0 kg
21HST - 15,5 kg