DRM User Manual
Contents
1. www MadBullAirsoft com MAD BULL AIRSOFT Airsoft Upper Receiver Delta Ring Threads Modification User Manual Wear goggle at all times There are many different dimensions of metal bodies Our tool can help you to resize the threads to the right dimension and fit to the regular delta ring details First you have to distinguish the front and rear side see below pic You have to use the front side to resize the threads by turning clockwise half turn in and then half turn out slowly and repeat again Then use the rear side to repeat the same process Now your upper receiver threads should be resized to the right dimension Read detail by steps as followings Ee A Ge NANAAINATAAN LiL delta ring adapter threads The diameter should be between 031 5 931 8mm If your threads size is not in this range you have to use file to make it smaller before you use our tool Step 02 Fix and fasten your up receiver by proper tool Apply some lubricant onto the threads Use our tool front side to turn clockwise slowly into the threads We will suggest you turn in half turn stop and turn out half turn slowly Then repeat again If there is too much friction we will suggest you to buy 2 pcs 1 4 screws not included and install onto the tool to apply more torque see below pic Step 01 Use vernier caliper to measure the outer diameter of the Note 1 Our tool can only modify the size of threads If2. your delta ring adapter don t have thread that is not normal please don t use our tool to make thread Our tool can only change the dimension of threads instead of make new threads 2 Our product has pass through harden process and it will become brittle Please store it with care 3 Wear goggles at all times Product Advisory for ALL Airsoft Paintball related products
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