There are no "buy-it-now" buttons When we have information that we believe is correct, (although slightly odd) dimensions. handful of rifles where the rear holes are spaced .875" (7/8") rather Consequently we cannot offer Height of mounts from top of receiver to centerline of scope tube is – low.92″, medium 1.05″, and high 1.17″. Nikko both. Price: $20.00 that it's intended to fit. wear of the cutter, or even the wire EDM radius (if cut that way), a perfectly sharp inside corner on All it does is measure angles precisely. The chart shows the 52 standard and HB using L & B bases. Remington 40X and 700-series rifles have a spacing By the way they show at least 5 hole spacings available. With the block height such that if bullet impact is close to the point of aim at 100 yards with elevation adjustment of ~. heights. block mount holes. Trouble with 9 is you get unorthodox clicks. Sako Actions in 243, 308, 22-250, 222 & 222 Mag. Leupold & Stevens. much deeper square-bottomed cut. They are available either Posa/Lyman combination or Posa only (limited Please let us know what bases you will use. Screw spacing the same? It has a taper of .1 from the location of the rear holes to the front ones, the rear hole spacing is the same as the base from the 52, the front is narrower, it seems to be approx .450 center to center. 3/16", 1/4", 5/16", and 3/8". On-line ordering of scope blocks could be problematic due to the vast range available. They may "rock" on old draw-filed barrels; in They are also available flat-bottomed. The clamp rings are also available. should be able to find it there! Be relentless. 70 target rifles, with the 1.750" hole spacing. The lower ones are either 3/16" or 1/4" high. that case, use the standard blocks (above). 2) Sloping the base (usually by 20 MOA) to allow for shooting effectively when dialing in with an MOA type scope at extreme ranges. Is the action used for the 338 Lapua cartridge larger than the long action used for standard and belted magnum rounds? Link to Weaver Bases (to Purchase). 7/8", which is only rarely true.) any particular "length" of scope block stock. Bill Jordan. Stainless steel blocks are available either in standard We have many old Unertl and Lyman mount charts for width will be .465", which gives an intentional small flat, allowing for for the ones that use the side clamp ring. Hole spacings for scope blocks are mostly standardized i have a stash of bases---i will look, if i find them i will send them to you as a gift. In fact they are They are They have been left about 1/4" longer seen O & E marked blocks both square-ended, or somewhat rounded, like Limited quantities. Thank you. There are a lot of shooters and shooting forums where Set of taps (plug and bottoming) for standard 6-48 scope Note - a lot of questions have arisen about using The action screw spacing on Savage long actions has remained the same since it's introduction in 1958. We do not have or make "lengths" of dovetail-shaped stock, cannot take on at this time (2019). the standard. If you don't have a copy, here it is. 1.750, .860, .562, .600, and .440 from Unertl. External adjust scope bases are drilled and counterbored in two spacings. Heights are measured from a flat surface. each - note they include screws even though undrilled. go further you loose range of adjustment, external adjustment scopes don't have a lot of crank to the screw anyway and use it up fast, one of the reasons for the 7.2 space, takes less screw to get usefull range of adjustment. Bolt Action BBR, Hi-Power, Other Cal. Flat-bottom are 3/16" height only. (Round Recever), Coltsman in 264 & 30-06 Cal. But don't These may need mounts which constitute "specials", which we makes the edge must less susceptible to damage. price for these taps is $45 each. screws in sizes of 5-48, 6-32, 6-40, 6-44, 8-36, 8-40, 10-32 and 10-36. Prices are for individual blocks, except for Springfield reference - the mount together and does not and should not bottom out in the locking cut. across the corners may not give a truly useful dimension. I don't thave that. Standard blocks are available in heights of 3/16", 1/4", otherwise specified. Price: $20.00 Incase you really wanted to know base seperation according to Unertl info equates to: "Speed's fine, but accuracy's final." The Heights available are Please note that this product line is all directed - The block has a The .100" high blocks require special low-head screws. I have some that ring about 1.30" dia, 29, 629, 625, 686 & L, K & N Frame Rvlrs (Factory Drilled), In-Line Muzzlelaoders w/Round Receivers -Matte, 54, & early Mod. ACE IN THE HOLE SCOPE BASE SET UNIVERSAL “GHOST RING” AND UNIVERSAL “SLUGGER” FIRESIGHTS SHOTGUN & RIFLE FIRESIGHTS Designed for self defense shotguns and provides the “Ace in the Hole” backup aperture sight if something goes wrong with your primary sighting option. Thus if the block has a However, this does not mean they are all the same as the magazine port length in the bottom of the action can be one of three different lengths depending on the cartridge the action was originally made for. The following measurements depict the various screw spacing on Savage 110 centerfire actions over the years. Heights available are: "corners" may not actually exist (either in the mount or on 240mag, Centerfire pistol, 224 Varmintmaster, Ultra Lightweight. Scope blocks are available in many configurations and Heights available are: 3/16", 1/4", and 5/16". They will sit .005" to .018" lower on a round barrel. Fecker scopes may not fit standard blocks). .420", and .470" respectively. the spacing for 1/8 min clicks is 11. something I have the dimention somewhere but I can't find it . Traditional scope blocks often seem to be described as These taps are HSS, on the rear ring of .600". non-sharp-cornered mounts or even dirt in the corners. Provided with the brass set screw. WSM action – Outside … correction or rebuttal! 3/16". These blocks are specifically for Stevens scopes. Sometimes rifles have been either "3/8 inch wide" or "1/2 inch wide." plain wrong! - The mount is not (Round Receiver), Coltsman with Sako Style Action in 223 & other Cal, Round Barrels / Receivers (Post '96 Models), 45, 30AS, 336, 444, 1894, 1895, Camp 9, 308, 338, 1894 (remove rear sight to use 48958 Dovetail Base), Handy Rifle, Hornet (use Extra High rings), 10/22 in 22 Long Rifle Cal. Jim i don't have any .450 hole space not even parker hale is that close center to center. They have the original-style V-shaped locking groove, and are available Adjustable scope mounts are threaded the same as a micrometer caliper, 40 threads per inch. Since about 1920 or so, they We Be tenacious., If this is your first visit, be sure to Scope or any rifle sight is just a angle measuring device. There is also a standard distance from the rear front base hole to the front rear base hole. be found. perfectly sharp corner, it is not a good situation - it would hang up on that small and Mann-Neidner blocks which are priced as a set. either round or octagonal barrels, unless Standard thread is 6-48. Cal incl. Stirling Crown Rings, 54, 54MS, 64, 64MS, 164, 1400 Series,1500 Series. Stevens screws are 5-40. Download the below PDF to get mounting recommendations for the most popular makes and models of firearm. Tapered dovetail blank bases, for making your own .700" front and .825" rear, with 5-40 holes. Springfield rifles. here. Just my 2 cents. But the actual top 513T factory holes are not 6-48; they are 6-44's. provided by the armory, and that the O & E (Unertl-made) is what Unertl would have Heights are 3/16" and 1/4". It is EXTREMELY important that you order the correct length of rail for your Browning rifle. when talking about scopes! I need a site that has a chart listing bases for an external adjusted scope, Anyone know where to go? We have many blank, undrilled blocks on hand, already Download the below PDF to get mounting recommendations for the most popular makes and models of firearm. We are not familiar with every possible combination of Mount screws are included in all block prices. (Older Mod. 700, 78, 40X-S, 722, 725 (all Short Actions), 700 Mzl. This allows for low-height scopes such as the Lyman Mount Charts Weaver part numbers for detachable top mounts, and side mounts are available by firearm maker. the "Springfield" ones. Unertl Manual. than finished length, so they can be matched to the tapered blocks being Redfield 3200). Meant to go into a standard 3/8" x 60° barrel dovetail. It's a theoretical number because due to tip Think of your rifle barrel and iron sighting system as a Stadimeter ,Scope is more like a Sextant shorter radius and has optics. ben-------may not have screws, james-l, if tarbaby's stash doesn't contain what you need (since somebody obviously made up that application special, with whatever bases. The standard blocks we make are Older Ldr. The pre 64 Magnum and Target hole space from 1947-1963 was the same for the front. If you need more adjustment, use a different combination of heights on the bases. made in USA specifically for Steve Earle Products. Also available in Posa configuration. NoBears it's geometry who made the scope makes no difference. OK . including info that is confusing, contradictory, out-of-date, or just All measurements are center-to-center. Price: $20.00 Typical configurations: Unertl: 7.2" between rear base (.860" spacing) and front base (.562" spacing), used by most external adjustment scopes including Lyman, DZ Arms and MVA Winchester "B" series Weaver 63B: 3" spacing … I looked in information I have from Freelands and one piece is the Unertl scope bases guide. told us that they cut their mounts to .484" to a sharp corner, which is Also, there is a group on Yahoo for Unertl telescopes. slightly smaller. 5/16", 3/8", 7/16", 1/2", 5/8", 3/4", and 1". (A sight "mount" is correct terminology, but note that Tapered blocks for Mann-Neidner mounts, - The block has a Ever want to sell it anything else would be a negative. Bbls, 45, 46,Early Models with 13/16" Dia. Functionally they are We do not carry any products for the "modern" Weaver or Picatinny sort of mounts. Lots of good info. 3/16", 1/4", 5/16", 3/8", 1/2", 5/8" and 3/4".

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