Interlox No. 106 rule

6 foot / 72 inch long, wooden sliding ruler manufactured by the Master Rule Mfg. Co. It is designed for both inside and outside measurements, with a sliding and locking mechanism as each section extends. This example is in excellent condition. Inside measure is a great feature!

Use Discount code BEDROCK at checkout to receive 10% off your order. Limited 2 uses per customer. Discount code expires Sept 8, 2025.

Item will be securely packed and ship quickly via UPS or USPS. I will combine shipping on multiple orders when possible. I will refund any shipping cost overage on combined orders placed at the same time.