Multifunctional Auxiliary Back Clip: A Separate Back Clip Included In The Kit Is Compatible With Most Magnetic Bases On The Market. The Back Clip Provides The Ability To Mount To Any Object Up To 5" Thick. The Vertical Angle Against The Wall And The Opening Size Of The Clip Can Be Adjusted. A Nail Hole In The Clamp Makes It Firmly Fixed To The Wall. The Back Clip Steel Plate Size Is 5.5 X 14.Multi-Directional Fine Adjustable Bracket: There Are Fine Adjustment Knobs On The Bracket, Which Help To Adjust The Left And Right Positions In 3, Fore And Aft Positions In 5.5, Height In 9, And 360 Horizontal Rotation. An Additional Locking Button Helps To Fix The Working Height And Prevent Sliding Up And Down. Graduations Are Marked In Inches And Centimeters For Easy Reading.Multiple Mount Installation Methods: 1/4"-20 And 5/8"-11 Female Thread Allows To Be Attached To A Tripod Or A Laser Pole. Thanks To The Strong Magnets, The Holder Can Be Attached To The Back Clip At Any Height Or On Other Metal Surfaces. Slots For Screws, Nails, Raceways Or Optional Straps Are Designed To Make The Installation More Firm. The Pv10+ Positioning Stand Is Ideal For Any Jobsite.Dedicated Laser Window Adapter: An Included Dedicated Adapter Helps Hang The Laser Tool, Bringing The Laser Window Closer To The Wall. At This Point, The Support Can Be Reversed Or Reversed. The Fine Adjustment Knob On The Adapter Is Used To Adjust The Angle Of Inclination. Due To The Special Groove Design, The Adapter Is Only Suitable For Certain Models: 901Cg/R, 902Cg/R, 903Cg/R, Gf360Cg/R, Ak360G/R, B02Cg/R, B03Cg/R, B21Cg/ A.1/4"-20 Male Thread: The Bracket With 1/4"-20 Male Thread, The Maximum Distance Between The Mounting Screw And The Back Is 8.5. It Is Compatible With Most Cross Line Laser Level With 1/4" Female Thread. If Your Laser Level Has 5/8" Female Thread, Please Purchase The Ad5/8 Conversion Screw Adapter Separately (Asin: B07Qcstfvw ).