The BASICS LBWC50 Indicator Thumb Turn & Release by Formani is a thumb turn and release with a vacant/engaged (red/green) indicator. Compatible with both European mortise locks and North American tubular bolts. Part of the BASICS collection — a full range of hardware and accessories for doors, windows, furniture, and cabinetry.

Specifications

• LBWC50: Ø 52 mm (2.0") x D 6 mm + varies
• LBWC50D: Ø 52 mm (2.0") x D 10 mm + varies
• Spindle: universal 5 mm with 6, 7, 8 mm converters

Compatible Latches

• Euro Mortise WC Privacy Lock — requires quarter disc
• Heavy Duty Mortise Bolt — requires half disc

Spindle Notes

• 5 mm spindle pairs with tubular mechanisms
• 8 mm spindle pairs with Euro mortise mechanisms
• All thumb turns paired with tubular bolts should use half discs
• All thumb turns paired with mortise bolts should use quarter discs
• North American mortise locks will need to be modified to a 5 mm square or star hub

European roses are smaller than standard North American models. Verify all dimensions carefully.

Materials

Available Finishes

• Satin Black RAL 9004
• Satin Stainless Steel
• PVD Satin Stainless Steel
• Polished Stainless Steel
• PVD Gunmetal
• PVD Satin Gold
• PVD Polished Copper

PVD finishes bond to the metal surface, creating a layer that improves durability, corrosion resistance, and long-term appearance. PVD is suitable for exterior and coastal applications where available.

Product Downloads

• LBWC50 Cutsheet (PDF)
• BASICS Full Catalogue (PDF)
• Formani Care & Maintenance (PDF)