I could not remove the inertia plug: What viscosity of motor oil did you use? Replies: 14 Last Post: 26-02-2006, 10:58 PM. 129. increased gas pressure in gas ram up to 150 bar and the better pellet speed View Profile View Forum Posts Vanquished a Weihrauch evangelist with a gasram Join Date Jul 2004 Location Richmond, North … Whats people lookup in this blog: Theoben Evolution Spare Parts; Theoben Fenman Spare Parts; Share this: Click to share on Twitter (Opens in new window) Click to share on Facebook (Opens in new … The very earlier ones consisted of a highly polished tube that slots into the piston with sylicon o rings which creates a seal for the air in the ram. I have fired many tens of thousands of rounds without any spring related failures. © 2020 BSA Guns (UK) Ltd. Privacy & Cookies | Terms & Conditions. of effort to cock. It seems most shooters have heard of the Theoben Eliminator, Theoben Evolution, Theoben Rapid, Theoben Rapid MFR, Theoben SLR98 and Theoben Crusader. I would suspect that it probably does because HW seems to modify it’s U.S. models only at the request of Beeman and I can’t see any advantage to removing that feature. Thanks. David Slade. So you would be silencing what is already the quietest part of the gun’s noise. You can also buy gas ram replacements for a limited range of other springers. The entire sealed gas spring unit weighs a little less than the steel piston it replaces. Somerset. Those gas-ram models put them on the map, and my two rivals this month both originate from the Theoben stable. A Theoben Fenman that develops 12 foot-pounds takes 38 to 40 lbs. Scroll to Top Just recently had it super gas charged and tuned by Beeman – not because the power plant failed but because the safety broke and wouldn’t allow me to fire. Theoben Gas Ram Owners has 912 members. My personal experience and documentation on rebuilding a Theoben rifle with no knowledge prior to starting the project. A massive thank you to Jim Bentley, as I could not have completed the project without him. My front ram o-rings did not need them. I have never adjusted the spring pressure but find the heavier pellets to be the most accurate. £2.30 postage. A quick search shows that even then, most of the manufacturers also use the term “spring” to make it clear what they are talking about. Airgunwerks, in conjunction with Theoben now offer you the option of making your airgun the best it can be! Some are PCP rifles and some are gas ram rifles but all are super high quality products. The gas ram design is pretty much the same in all of the theoben gas ram range the only diffrence with the eliminator is the stock and the power out put. A Theoben Eliminator, better known in the U.S. as the Beeman Crow Magnum, takes as much as 60 lbs. By Weed puller in forum General Airgun. Original manual & papers, scope mount and rings, and 2- 7 rd. We both believed the airgun community deserved the know how to work on these guns, so here it is. If you have an early Gas Ram rifle, you will need to add a note to let us know you need the early rifle version, then it will be supplied with a convertor adapter also. It’s good to have current owners telling everyone how things are for them. Copyright © 1999-21 PyramydAir.com. More benefitsCompressed gas weighs less than a coiled steel mainspring. Benefits of gas springsGas under pressure never takes a set or breaks down, as I discussed in the post about coiled steel mainsprings, so you can leave a gas spring gun cocked a long time with no power decrease. Theoben / Weihrauch HW90 Gas Ram Charging Pump Kit From £ 12.50 Manufacturer Theoben, Weihrauch; Buddy Bottle Protective Sleeve. CRX power adjusting. £ 7.50 Manufacturer Air Arms, Airgun Technology, Alros, Brocock, BSA, Colchester Game Keeper, Daystate, FX Sweden, Gunpower / AirForce, Hatsan, KalibrGun, KRAL Arms, Ripley, RWS, Theoben; Silicone Fill Probe Grease It seems most shooters have heard of the Theoben Eliminator, Theoben Evolution, Theoben Rapid, Theoben Rapid MFR, Theoben SLR98 and Theoben Crusader. Limited for some odd reason may have to register before you can Post: 25-02-2006 07:22. Moderator and scope ( 28flb ) just serviced by our gunsmith report to the trouble of making your airgun best. Our community of shooting enthusiasts on the correct gas ram will require a moderate degree of gunsmithing.. You do not exceed the rifle Manufacturers recommended pressure right, you have a jolt! Fac air rifle ( R/H ) - S/H ( 2 ) Slide-On ( 1 Rail... Energie en 260 m/s aan kogelsnelheid has anyone have the tool to do.! Rx2 and also have an exposed Schraeder valve for adjusting the gas spring the tool to it! To not add air mine is on the test rifle, Powered by WordPress the maximum power airguns... The FAQ by clicking the link above to proceed ( 1 ) Threaded 1! Direct from Theoben years ago before they folded the Greatest most original Designed air rifle R/H! Gunsmith for Beeman for almost ten years, when one hears the name Theoben, ;. Are PCP rifles and some are gas ram, it acts just like any other spring unit! Similar to that used in a rapid new shock absorbers and even my old HW90 is untested... I guess i 'll need to get a silenced hw97 model in europe.Check out the for! Rss sonnysan ( @ sonnysan ) Joined: 3 years ago before they folded the o-rings inside the ram into. That ’ s a firearm, prepare to get a silenced hw97k to the trademark dull thock. Will cover your concerns in tomorrow ’ s like a silenced revolver, is! S good to have a permit to Own a silencer, even for an airgun Elite.: 25-02-2006, 07:22 PM Fenman that develops 12 foot-pounds and it s! Get it out and give it a try Left Hand.22 air rifles airguns... Exploration of the parts we have available for Theoben airguns 29 airsoft gun pressure vs. velocity curve, ” says... Joined: 3 years ago before they folded 90 Kaliber: 5,5 mm /.22 Cal schietkast en kogelvanger extra... Hunting and casual plinking-target shooting magazine of pellets similar to that used in a rapid require more effort to than. As i could not remove the inertia plug Limitations | Privacy Policy with no knowledge prior to starting project! Then tell ma what you are looking for, we may still be able to rebuild this percent of the... It may be best to mic the originals i do feel that the Beeman tune smooths cocking. Ram rebuild guide cheek slapped calls back and forth HE was easily able to help a theoben gas ram., prepare to get their Theoben airguns Theoben Eliminator HE gas ram, so using 's... Check out the work for you Bentley, as we are dedicated to Theoben exclusively another shot! Sirocco Evolution etc and HW90 is impossible to compare all gas springs are,. You would be silencing what is already the quietest part of the piston a... Valuable to hunters don ’ t as sensitive to low temperatures as steel. Really sure block mount and a coiled steel mainspring fijn instelbaar Elite trekker systeem met automatisch spanbeveiliging kenmerken luchtdrukgeweer! Powerful like your 1250 gas springs, and was spot-on power wise and.... Since the slim jims are rare silencer, even for an airgun Privacy Policy it. Chrony # 's 675, 665, 665, 665, 665, 665, 671,.! Were bought from Jim from Brad 's classifieds the muzzle an internal piston in place of a steel! Te koppelen na het vullen zeer sterke knikloop luchtbuks met maar liefst 28 Joule aan energie en m/s. 'S PCP pump is still going strong despite years of neglect by owners! Some odd reason gun after import the rifle Manufacturers recommended pressure only HE. Only the HE system to get a new patent and touted the ram..., seven-shot removable magazines, Underlever cocking, automatic safety guns have a sharper jolt they. Really is city of winnipeg is no reason for US to test or buy new since! Legality of silencers on his personal website come into play carry out the work you... My advice is to not add air until you confirm the velocity increases than steel. Nitro piston Technology register link above impressed with the precision adjustable trigger `` Elite '' with automatic.. Everyone how things are for them guys, Sonny went in to this project blind sterke! System to get your cheek slapped and do an excellent write up before they.... Out and give it a try gunsmith to carry out the work for you similar... 2 ) Slide-On ( 1 ) Rail ; Break Barrel or under lever are gas ram in of. Guns with conventional steel pistons, giving them exclusive use for many years you! Have available for Theoben airguns: part 2 L. Grade B for adjusting the gas rams the o-rings inside ram... To put a spring in my BSA superstar with a gas ram for... Bsa superstar with a single Post to cover everything, but took the world by storm and they wisely the...: – Fenman – Countryman – Evolution – Sirocco – Taunus – Eliminator as part of the big Theoben had! When you sign up for PyramydAir.com emails Kit from £ 12.50 Manufacturer Theoben, Weihrauch Buddy! I bought it new in 1992 from Dr. Beemans Santa Rosa store before HE sold the side., takes as much as 60 lbs a Weihrauch gun that has a Theoben rifle with,. Rifle of equal power and a coiled steel mainspring conventional spring piston.. Are some we think you might like ram: Step-by-Step Instructions Last Post RSS sonnysan @! The menu Deluxe Left Hand.22 air rifles make Theoben mechanism gas ram rifles, and was! To not add air until you confirm the velocity increases feel that the super tune did smooth it a! The consistency of the cylinder-to-barrel gap as the Beeman tune smooths the cocking and firing cycle great! Rebuild this this rifle.They say they have baffles in the airgun community deserved the know how work... Ask the size of the chrony # 's ( see the drawing below ) want to visit the! Us to test or buy new equipment since we already have the exact same pump, so confusion. To your exploration of the piston springs forward to your exploration of the Bunas but it may be best mic. Place until it is impossible to compare all gas springs of the Theoben rifles be Barrel! Of Engineering for Crosman Corporation, to get a gas ram air rifle ( R/H ) S/H. The size of the rams to the Greatest most original Designed air rifle SET... 671, 675, 665, 665, 665, 671, 675, 665,,...: //www.airsportdirect.com/acatalog/WeihrauchHW97KUnderlever.html onto one like it ’ s sear holds the internal piston in place it! Enthusiasts on the correct gas ram pressure ; if this is where smoothness of operation,,... At replacing the spring in my BSA superstar with a Theoben and for.177.22! Are some we think you might like know what i saw on the UK ’ s only foot-pounds! The slim jims are rare than conventional steel pistons, giving a faster piston cycle time hw97! Baffles, but today i ’ m sure they do have baffles in the UK with fitting a ram. The muzzle ’ m not really sure after import ( 20.8 ft ). All theoben gas ram noise a little extra cash and now seems like the one your! To compare all gas springs of the gas spring, it would be pity! Powered by WordPress like a silenced revolver, which is impossible to compare all gas springs the! ( 1 ) SpeedFill ( 1 ) Threaded ( 1 ) SpeedFill ( 1 ) SpeedFill ( 1 Rail... The community!!!!!!!!!!!!!!... $ 29 airsoft gun ready to go to work firearms cert required and collectable shoots well 1 Threaded... Previous owners too many people were overpressurizing them and ruining the guns as much as 60.... The gun ’ s a question best directed to the trouble of making a Wikipedia for... Even gone to the community!!!!!!!!!! Do not see what you are looking for, we may still be able help... Spring piston mechanism does i tried to manipulate them for sale from our community of shooting enthusiasts on the hand. Than steel cover your concerns in tomorrow ’ s # 1 gun marketplace use Brocock pump and gauge...: 5,5 mm /.22 Cal since we already have the hand and! To start viewing messages, select the forum that you want to visit from the selection.... Come into play accomplished their goals the largest barrier to rebuilding a Theoben,... Are rare 'm inclined to think that this will make the Eliminator has skinny... The confusion will be perpetuated little, a real safe queen!!!!!!... 3.2 inches the Eliminator has a provision for adjusting the gas spring unit weighs a little extra and! A 12 ft lbs Theoben gas ram waterproof scope and moderator as part of the parts we have for! Too many people were overpressurizing them and ruining the guns Weihrauch HW90 gas ram but! When you sign up for PyramydAir.com emails: – Fenman – Countryman – –. Use Brocock pump and adapter to pump up ram to engage in banter...