Sola Big Red Aluminum Box Beam Level 24 inches LSB24 - EngineerSupply
Stabila 36524 24-Inch Electronic Dust and Waterproof IP65 TECH Level with Case - Walmart.com
Stabila 36524 Type 196-2 24-inch Yellow/Red Digital Tech Aluminum Level w/ Case - 36524
PRO600 Spirit level 24-inch(60cm) with 2% slope - White Spirit Level Tool Spirit level with Ergonomic Profile Precise Leveler with Anti Shock Absorber - Amazon.com