Door Handle TUPAI 4151 Q5S

Door Handle TUPAI 4151 Q5S is a premium Portuguese-made interior door handle combining elegant design, outstanding quality and reliable performance. Its slim square rose makes it an ideal choice for contemporary and minimalist interiors.

The handle is designed for 38–44 mm thick interior doors and features a 5 mm metal Q5S square rose. The mechanism is reinforced with double self-levelling metal springs, ensuring smooth operation and long service life.

Each set includes a pair of handles, mounting roses, an 8×8 mm spindle, M4 through bolts, hex screws, an Allen key and installation instructions. Extended fixing kits are available for thicker door leaves.

Advantages

•  Premium Portuguese quality
• Slim 5 mm Q5S square rose
• Double self-levelling metal springs
• Suitable for 38–44 mm interior doors
• Durable metal mounting adapters
• Compatible with European DIN locks
• Easy installation
• 24-month manufacturer warranty