COMPONENTS:123456. Optical aimer head. Heavy-duty mast. Reinforced base with wheels. Hardware to attach the mast to thebase:1 Bolt DIN 912, M 10 x 501 Washer DIN 7980, 10 mm1 Flat washer, 10 mm. Lateral alignment visor. Lock / unlock mechanism. Mast cap. Precision floor slope compensationsystem7891011.. Aimer positioning system. Floor slope registerLaser guided floor slopemeasurement system (not shown)3512748098765432110Assembling the Aimer69 11Page 4 - Assembling the AimerCanbuilt Mfg. Perfect Night Vision.....