In some instances the front base will overhang the receiver, place base overhang towards the rear of the firearm. Are the screws included? If you like to shoot work on guns as a business or hobby or just own a gun this is the place for you! I do use thread lock on ALL scope mount and ring screws. ****Some of the Stealth models and .338 Lapua receivers have been modified at the factory and have larger base screws. 700 rifles.....or advise as to where to find this information. Gun Screws- Blued Hex Wrench Fillister Head 6-48 X 9/16" (4) Optilock Weaver base makes the use of Optilock rings possible in all rifles with Weaver or Picatinny rails. Check for proper fit and alignment. It is generally pink or a milky red or purple in color. Both screws use a 7/64″ Allen wrench. Apply scope base with bedding compound to your rifle action, and begin tightening the center two screws until the base appears to be all the way down, and you can just feel the screws begin to tighten. The base was prepared by filling the front ring-attaching hole with modeling clay and liberally coating the base with release agent. 8-32 18 inch pounds If you have short and long screws, please use the short screws in the front of base/rail, front holes of firearm I use small screw, service removable thread locker. Please see my Thread Locker post for more details. Tighten the base screws down using a torque wrench, the 6-48 screws to about 22 in.-lbs., the larger 8-40 screws torqued to 26 in.-lbs. Live Chat Live Chat. SAKO (In Stock) 0.0. http://findarticles.com/p/articles/mi_m0BQY/is_6_47/ai_74033107/. Purchase only ALLEN® brand Allen wrenches. They require 8-40 screws. Price in USD: 125. Remove all oil and grease from the holes in the receiver, the base screws and contact surfaces. Request the history and/or evolution of the different size scope mounting screws needed on Remington 700 long action.My guess is they changed when they started putting RUM and .338 Lapua chambered barrels on their model 700 receivers....but just a guess.But what I really want to know it what size threads are on current Rem. I am sure it varies with different people tightening the screws but it should get you pretty close. Many of you know I am an old timer. Ring screws are 6-40 X 5/8″ long. Master Blaster Member. I know this can all be debated until the cows come home but you can’t go to far wrong using the above specifications. Currently they’re using 8 x 40 torx head screws, applying 15-17 in/lbs would not cause the fastener to stretch and impart preload to the joint; but it will likely hold the scope tight enough … Shop our vast selection and save! I use small screw, service removable thread locker. The Steel Bed was mixed, and a black dye was added to help it match the scope base. It is not all that hard, the screws need to be tightened, not over tightened, enough so the mount is not loose and the screws will not loosen up. Replacement Screws For HD Ring Cap SKU:49996 From . The distance between centers on the screws is about 53.5mm. When torquing screws with a Torque wrench to a particular specification there are many variables. None of this is rocket science and the end result of having rock solid dependable mounts that enable you to remove your rifle-scope, or even interchange rifle-scopes on your rifle, is well worth it. Base screws are 6-48 X 1/4″ long and ring screws are 6-40 X 5/8″ long. 8-36 20 inch pounds We see screw heads rounded out and upon examination with a 20X magnifying glass it is obvious most of the time the wrench was only inserted part way. Remove all oil and grease from the holes in the receiver, the base screws and contact surfaces. If you have an ex-sniper with exiting holes, we carry 3 types of bases. 6-40 11 inch pounds This will hold the scope securely and you can now remove, apply Loctite and torque the rest of the screws … It is pretty straight forward. $5.00. Avoid using the word "mount" when talking about scopes! Check for proper fit and alignment. And remember always shake the LocTite first before use . With the four corner screws snugged to hold the scope, apply Loctite to the two remaining screws and torque them down on each ring. $4.00. I ordered Talley 2pc lightweight rings/bases with the 8-40 screws and they work perfectly. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Torque wrenches are great and provide consistency but I don’t believe you can’t mount a scope mount without one. The industry standard for scope mounts is the 6-48 screw. BROWNELLS - TORX HEAD SCOPE RING & BASE SCREW KIT I can say I have never had a failure using this method. Replacement Set of Torx Mount Screws w/ Bit SKU:49998 From. Delta Point Pro Bushings (4 Pack) SKU:49993 From. You will want to remove the plug screws from the receiver of the gun, the part that houses the ammunition feed system and firing mechanism. With this mount, you have six screws in each ring. Release agent was also applied to the barrel, the attaching screws, and in the scope-base-screw holes. All information is provided "as is" with all faults without warranty of any kind, either express or implied. Old School In some instances the front base will overhang the receiver, place base overhang towards the rear of the firearm. For over 75 years shooting sports enthusiasts have turned to Brownells.co Our scope base was designed for the original 6-48 screws so the screw clearance holes need to be opened up for the larger 8-40 screws and the counterbores for the screw heads will need to be enlarged. #8 Drill Out Kit SKU:49994 From. 800-741-0015. Redfield JR Vintage 4-Screw Medium-Height 1" Rings Dark Gloss Blued Scope Mount. Discussion in 'Rifle Country' started by oz_lowrider, Dec 8, 2009. Which screws go where? $4.00. Let’s consider the 15-17 in/lb specification offered by Leupold for their ring. Ending Mar 15 at 9:18AM PDT 2d 6h. Screws for Scope Mountss (18) Scope Mounts Bubble Levels (22) Rifle Scope Mounting Tools (13) Scope Mounts Angle Degree Indicators (13) Scope Mount Spacers (22) M-LOK accessories (7) KeyMod accessories (8) scope base mounting screw thread size. 6-32 9 inch pounds Place the base(s)/rail on the receiver. All in all I don’t believe it is anything to get uptight about. I'm no expert at all but I've always applied a small amount of blue LocTite to the screws to secure the scope base to the receiver. I have been using the following method of tightening scope mount screws since I started in business. Step 5: Height will be about .03″ lower on front ring than a standard mount. Joined: Dec 26, 2002 Messages: 5,371 Location: Delaware home of … Can't see how it would hurt. We use screws made in the USA. STAINLESS STEEL SIGHT BASE SCREWS. Redfield JR Vintage 4-Screw Medium-Height 1" Rings Dark Gloss Blued Scope Mount, This Auction is for a Set of Vintage Original Redfield JR 1" Diameter Medium-Height 4-Screw Horizontal Split Steel Scope Mount Rings for Scopes with a 1" Main Scope Tube. Screw Lengths: ¼": ¼" (6.36mm), 3/8" (9.5mm), ½" (12.7mm), 9/16" (14.28mm). "Base" seems to be the older term. You should never need oil to screw in a base screw. One Method For Sighting In a Scope or Dot Sight. Neither The High Road nor any of its directors, members, managers, employees, agents, vendors, or suppliers will be liable for any direct, indirect, general, bodily injury, compensatory, special, punitive, consequential, or incidental damages including, without limitation, lost profits or revenues, costs of replacement goods, loss or damage to data arising out of the use or inability to use this forum or any services associated with this forum, or damages from the use of or reliance on the information present on this forum, even if you have been advised of the possibility of such damages. This kit includes steel scope mount, steel side base with all screws, pins and even correct drill bit and tapkit (6MX0.75). I do use thread lock on ALL scope mount and ring screws. Although The High Road has attempted to provide accurate information on the forum, The High Road assumes no responsibility for the accuracy of the information. Replacement Screws For Red Dot Mounts (3 Mount Screws 1 Set Screw) SKU:49995 From. Replacement Screws For HD Ring Cap SKU:49996 From. Here are the specs we suggest using. Scope Base Screws DNZ Game Reaper 1-Piece Integral Scope Mount - Remington 700 SA Medium 30mm with 8-40 Screws - Black. $4.00. (A sight "mount" is correct terminology, but note that it is not a scope mount.) Choice of right base model depends on action length, scope tube length and eyerelief that is needed. It is generally pink or a milky red or purple in color. If you have done everything correctly all the screws should be set at the same torque you originally applied. When you insert the wrench into the screw head make sure it bottoms out. I have looked over at lest 20 torque specification charts and even most of them don’t agree on specs. Thompson Center Encore Pistol: Base screws are 6-48 X 1/4″ long. Using a short arm ALLEN® wrench I snug the screws down. Base screws are... Leupold Torx Screw Kit. Inferior brand wrenches fit loose in the screws and will lead to rounding out the head. 8-40 22 inch pounds. We all know what snug is. It is not all that hard, the screws need to be tightened, not over tightened, enough so the mount is not loose and the screws will not loosen up. When all of the screws that we provide are protruding from the bottom of the scope mount or scope base by the same amount then the screws are in the correct order. BROWNELLS (In Stock) - 0.0. We recently obtained some ring and base screw specs from Leupold: base screws 14 in/lbs, ring screws, 15-17 in/lbs, and 45 in/lbs on the windage screw, 65 in/lbs on the cross bolt for the Mk IV ring.Previously, they told us that base screws with 6 or more threads of engagement would require 22 in/lbs, 6 or less 12 in/lbs. Scope blocks are also called scope bases. Then tighten the outer two screws until they just make contact. ocabj, Nov 17, 2004 #8. I will give you what I have learned over the past 30 years of doing this for a living. Clamping the scope base in the mill vise, I located the first hole with a .146-inch gauge pin and zeroed the readout. $5.00. This is an oddball size due to the fact that it is only used for that application. As per example, when all of the screws are protruding from the bottom of the base by 1/8 inch. I always apply some PB Blaster and let it soak briefly before removing the screws. Replacement Set of Torx Mount Screws w/ Bit SKU:49998 From . Leupold Mark 4 Mounts and Ring System The other type of system I’ll cover is the Mark 4 mount and ring system from Leupold, which uses a Picatinny rail for the base. If you have short and long screws, please use the short screws in the front of base/rail, front holes of firearm Discussion in 'Rifle Country' started by oz_lowrider, Dec 8, 2009. Scope base screws 30 inch-lbs "MAX" Windage screws 30-40 inch-lbs "MAX" Scope ring screws (Aluminum Rings) 10-15 inch-lbs "MAX" Scope ring screws (Steel Rings) 15-20 inch-lbs "MAX" Note' If scope base and ring Screws have less than 5 threads of engagement they should be replaced with longer ones. SCREW, M3.5X7.5, OPTILOCK SCOPE RING SCREW. I then turn the wrench another 1/8 of a turn. It has been being done for over 100 year without Torque wrenches with great success. I use one finger at the tip of the wrench and tighten it lightly. If you only insert the wrench in say half way, that will also lead to rounding out the head. That can be either the base or the scope ring, and this causes confusion. Attaching the Scope Base The first step to attach a scope is make sure your rifle is secure, and you can do this by setting it in a gun vise. There are also different specifications for dry or lubricated screws. https://www.talleymanufacturing.com/product/savage-round-receiver-w-accutrigger-8-40-screws/ I suggest checking the torque after your first trip to the range. Remember also to use a little Loctite on the screw threads of the screws attaching the bases to the action and the screws that secure the rings. We did an experiment at the shop and found that is pretty consistently 20 inch pounds of torque with me doing it. Here are the most important things to remember when torquing screws. 6-48 13 inch pounds Screw Sizes: 6-40, 6-48, 8-40 tpi. This is a hot topic today. For our purposes we are going to consider the thread locker on the screw to be a lubricant. $7.50. The screws in the Warne bases that are labeled 8-40 were too tight (or at least the ones I got) and created much difficulty to remove. The scope mount bases are available in four models for Sako and two for Sako TRG-22/42 rifles. Height of mounts from top of receiver to centerline of scope tube is – medium 1.13″. Place the base(s)/rail on the receiver. Brownells is your source for Replacement Sight Screws,Sight & Scope Installation Tools at Brownells parts and accessories. There may have been something wrong with the base screw or the receiver scope base thread to begin with.